1. Forty years ago, a person diagnosed with type 1 diabetes (T1D) would have found their life altered considerably. T1D frequently begins to manifest in childhood but can be diagnosed at any age. However, thanks to recent advances, managing this chronic condition now comes with conveniences that allow for less worry and fewer challenges for people who live with T1D.
2. People with T1D must be attentive to their food intake, carefully monitor their blood glucose levels, and take regular doses of insulin tasks that often make people feel alienated from their friends who are able to eat what they want without worry. If someone with T1D takes too much insulin for their food, they can experience hypoglycemia, a sudden drop in blood sugar, leading to debilitating symptoms such as headache, sweating, shakiness, and even fainting. But if they don't take enough insulin, they will experience hyperglycemia which causes symptoms such as excessive thirst, frequent urination, lethargy, headaches, and blurred vision.
3. Recently, however, advances in blood glucose monitoring and insulin delivery have simplified disease management for many people with diabetes. Roughly 64% of current patients with T1D in the U.S. use an insulin pump for consistent, accurate delivery of insulin rather than relying on daily insulin injections (Smith & Harris, 2018). Insulin pumps generally contain an insulin reservoir and a computer chip that monitor insulin delivery through a cannula inserted under the patient's skin, usually on the lower part of the stomach. While the cannula site must be changed every few days, the pump frees the individual from needing frequent injections and delivers insulin more consistently than Injections.
4. Additionally, patients can now also use a continuous glucose monitor (CGM) to promote better regulation of blood sugar. CGMs use a sensor inserted under the skin to transmit blood glucose information to a smartphone app or even directly to an insulin pump. Patients can then use an app to monitor their insulin intake and blood sugar at any given time, Furthermore, the app can alert the patient to changes in blood sugar that could lead to dangerous reactions. Patients and their caregivers can use the information stored on the app to adjust diet and Insulin delivery to promote better overall health (Wong, 2023).
5. Perhaps the most exciting recent development in diabetes management is that of the hybrid, closed-loop system, or artificial pancreas. In 2016, the FDA approved the first of these devices, which combine glucose monitoring and insulin delivery in one automated system (Smith & Harris, 2018). These systems, now commercially available, allow patients with T1D a level of ease of management that enables them to go about daily tasks without the need to carry kits containing syringes, vials, finger prick devices, and test strips.
6. While a cure for T1D remains a goal of researchers, consistent improvements in patient care and management have vastly improved life for many patients living with T1D. While patients wait for a cure, modern medical technology now offers them a vastly improved quality of life
Which sentence from the passage states the main idea?
Rationale:
Managing this chronic condition now comes with conveniences that allow for less worry and fewer challenges for people who live with T1D.
This sentence encapsulates the main idea of the passage by highlighting the significant advancements in diabetes management that have improved the quality of life for individuals with T1D, reducing complications and stress associated with the condition.
A: Perhaps the most exciting recent development in diabetes management is that of the hybrid closed-loop system, or artificial pancreas. This statement focuses on a specific innovation, rather than the overall improvements in management and quality of life for T1D patients.
C: Roughly 64% of current patients with T1D in the U.S. use an insulin pump for consistent, accurate delivery of insulin rather than relying on daily insulin injections. This fact provides a statistic about insulin pumps, which is a detail rather than a summary of overall advancements in diabetes management.
D: Forty years ago, a person diagnosed with type 1 diabetes (T1D) would have found their life altered considerably. This sentence offers a historical perspective but doesn’t address the current improvements and conveniences that enhance modern management of T1D.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibitingthe impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help bring about lasting remissions in global cancer rates. Allison and Honjo were consequently deemed perfect candidates for a Nobel Prize because their research has not only broken barriers in the medical field, but eliminated borders in the fight against cancer, catalyzing cross-continental efforts to conquer the negative effects of this costly disease.
3. Cancerous tumors serve as some of the greatest antagonists within our immune systems, thwarting our body's ability to destroy foreign invaders. These cancerous tumors are particularly skilled at incapacitating our body's capacity to ward off malignant cells that spawn inside of us. Cancer, for reasons previously unknown to researchers, quickly excites our body's "molecular brakes “, which, in turn, lowers the effectiveness of our immune systems. For several decades, radiation therapy and standard chemotherapy were believed to be the only effectual approaches to mitigating the spread of cancer in the body. These classic therapies, however, are extremely harmful to human tissue, and they are often shadowed by toxic side effects. Cancer immunotherapy is therefore seen as a positive alternative that can reduce the likelihood of these crippling side effects. Cancer immunotherapy, in short, has become the more humane option for targeting our body's cancerous invaders.
4. All of this, however, would not have been possible without the nearly-thirty-year research campaigns carried out, separately at first, by Allison and Honjo. In the 1990s, Allison began monitoring a protein known as CTLA-4. CTLA-4 is located in the membranes of active T-cells, a type of white blood cell, behaving like an off switch for these "soldiers" within our immune systems. Allison's initial work in the early 1990s focused on ways to interfere with this off-switch and encourage these soldiers to return to the body's war against cancer. Around the same time, Honjo had been targeting another off-switch known as PD-1. PD-1 is a biological protector that limits our T-cells to overexposure; it prevents our immune system's soldiers from entering too many battles against foreign invaders. PD-1 is the "general" of the wars in our immune system that ensures that our T-cells do not become too exhausted. Some cancers intentionally try to attack this general, shutting down its capacity to command T-cells.
5. By the 2000s, Allison and Honjo's paradigm-shifting efforts had converged to find ways to (re)motivate the T-cell troops of our bodies through a new brand of cancer immunotherapy that targets both the effects CTLA-4 and PD-1. The result has been Nobel award-winning effort to conquer cancer through more amenable physiological measures.
6. And the world should be thankful -Allison and Honjo's medical practices are now on the forefront of eliminating the negative effects of melanoma, colorectal cancer, lung cancer, bladder cancer, and liver cancer. While these are just a few sources of foreign invasion, easing their effects is one step in the right direction for the medical industry's larger war on cancer.
The best title for this article is
Rationale:
B: Nobel Prize Winners Fight Cancer. This title accurately encapsulates the essence of the article, highlighting the significant achievement of James P. Allison and Tasuku Honjo in winning the Nobel Prize for their groundbreaking contributions to cancer immunotherapy and their influential roles in advancing cancer treatment.
A: Allison and Honjo Fight T-Cells. This option focuses narrowly on T-cells, overlooking the broader impact of their research and the Nobel recognition for their overall contributions to cancer therapy.
C: Pharmacology and Cancer Treatments. This title fails to emphasize the pivotal achievement of winning the Nobel Prize and does not reflect the specific focus on immunotherapy advancements made by Allison and Honjo.
D: CTLA-4 and PD-1: Two Deadly Types of Cancer. This choice mischaracterizes CTLA-4 and PD-1 as types of cancer, rather than recognizing them as crucial elements in the research of cancer immunotherapy conducted by the Nobel laureates.
The patient who had been bitten by the snake was given the
Rationale:
The patient who had been bitten by the snake was given the antidote. Antidotes are specific treatments designed to counteract the effects of venom, neutralizing toxins and preventing further harm to the body after a snake bite. This is crucial in emergency medicine, ensuring the patient has the best chance of recovery and minimizing complications.
A: antigen. Antigens are substances that induce an immune response, not specifically used for treating venomous snake bites, making them unsuitable in this emergency context.
B: anodyne. Anodynes relieve pain but do not address the underlying effects of venom, thus failing to provide necessary treatment for a snake bite.
C: serum. While serum can refer to blood components, it does not specifically counteract venom like an antidote does, making it ineffective for snakebite treatment.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibitingthe impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help bring about lasting remissions in global cancer rates. Allison and Honjo were consequently deemed perfect candidates for a Nobel Prize because their research has not only broken barriers in the medical field, but eliminated borders in the fight against cancer, catalyzing cross-continental efforts to conquer the negative effects of this costly disease.
3. Cancerous tumors serve as some of the greatest antagonists within our immune systems, thwarting our body's ability to destroy foreign invaders. These cancerous tumors are particularly skilled at incapacitating our body's capacity to ward off malignant cells that spawn inside of us. Cancer, for reasons previously unknown to researchers, quickly excites our body's "molecular brakes “, which, in turn, lowers the effectiveness of our immune systems. For several decades, radiation therapy and standard chemotherapy were believed to be the only effectual approaches to mitigating the spread of cancer in the body. These classic therapies, however, are extremely harmful to human tissue, and they are often shadowed by toxic side effects. Cancer immunotherapy is therefore seen as a positive alternative that can reduce the likelihood of these crippling side effects. Cancer immunotherapy, in short, has become the more humane option for targeting our body's cancerous invaders.
4. All of this, however, would not have been possible without the nearly-thirty-year research campaigns carried out, separately at first, by Allison and Honjo. In the 1990s, Allison began monitoring a protein known as CTLA-4. CTLA-4 is located in the membranes of active T-cells, a type of white blood cell, behaving like an off switch for these "soldiers" within our immune systems. Allison's initial work in the early 1990s focused on ways to interfere with this off-switch and encourage these soldiers to return to the body's war against cancer. Around the same time, Honjo had been targeting another off-switch known as PD-1. PD-1 is a biological protector that limits our T-cells to overexposure; it prevents our immune system's soldiers from entering too many battles against foreign invaders. PD-1 is the "general" of the wars in our immune system that ensures that our T-cells do not become too exhausted. Some cancers intentionally try to attack this general, shutting down its capacity to command T-cells.
5. By the 2000s, Allison and Honjo's paradigm-shifting efforts had converged to find ways to (re)motivate the T-cell troops of our bodies through a new brand of cancer immunotherapy that targets both the effects CTLA-4 and PD-1. The result has been Nobel award-winning effort to conquer cancer through more amenable physiological measures.
6. And the world should be thankful -Allison and Honjo's medical practices are now on the forefront of eliminating the negative effects of melanoma, colorectal cancer, lung cancer, bladder cancer, and liver cancer. While these are just a few sources of foreign invasion, easing their effects is one step in the right direction for the medical industry's larger war on cancer.
Since immunotherapy has shown some signs of success, it is reasonable to expect Allison and Honjo will
Rationale:
Allison and Honjo will continue testing immunotherapy as a treatment for cancer. Their groundbreaking research has already revitalized investment in immunotherapy, indicating a commitment to further exploring its potential benefits in combating cancer.
B: focus on other treatments for cancer. Their significant advancements in immunotherapy suggest a strong focus on this innovative field rather than shifting attention to alternative treatment methods.
C: retire soon from the medical community. Given their ongoing contributions and leadership in groundbreaking research, retiring soon seems unlikely as they remain at the forefront of cancer treatment advancements.
D: write a book about their Nobel Peace Prize. The extract emphasizes their research efforts and collaboration, indicating their priority lies in practical medical advancements rather than authoring a book about personal accolades.
The new disinfecting protocols superseded earlier practices once scientists understood the nature of communicable illness. As used in the sentence above, superseded means
Rationale:
The new disinfecting protocols took the place of earlier practices once scientists understood the nature of communicable illness.
The term "superseded" conveys a sense of replacement, indicating that the new protocols have replaced outdated methods due to improved understanding of illness transmission. This shift signifies the evolution of practices to enhance health outcomes based on scientific advancements.
A: were accepted. Acceptance does not imply the replacement of previous methods, merely that they were acknowledged, lacking the active transition indicated by "superseded."
B: combined with. Combining practices suggests coexistence rather than a definitive replacement, which contradicts the implication of a new standard taking over an old one.
C: were supported by. Support implies endorsement or backing rather than outright replacement, failing to capture the essence of a new protocol rendering the old practices obsolete.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibiting the impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help
According to the article, which statement is true?
Rationale:
James P. Allison and Tasuku Honjo have discovered new relationships between certain proteins and cancer. Their innovative research has significantly advanced cancer immunology, revealing strategies that enhance immune system responses against tumors, particularly through T-cell immunotherapy.
A: CTLA-4 and PD-1 are two types of cancer that have been cured by CTLA-4 and PD-1. This statement misinterprets CTLA-4 and PD-1 as cancers rather than crucial proteins involved in immune regulation.
C: James P. Allison and Tasuku Honjo just recently started studying cancer. Their research spans several decades, indicating established careers and extensive contributions to the field long before recent advancements.
D: All cancers have been cured by James P. Allison and Tasuku Honjo's therapeutic practices. This exaggerates their impact, as their work has advanced treatment but not achieved universal cures for all cancer types.
The atrocious ane\cdote shocked the audience. Atrocious means
Rationale:
Atrocious means abominable. The context indicates that the anecdote was shocking to the audience, suggesting that it was deeply offensive or of very bad quality, aligning with the meaning of abominable.
B: humorous. The term humorous implies something funny or amusing, which contradicts the audience's shocked reaction to the anecdote, indicating it was not light-hearted or entertaining.
C: inspiring. An inspiring anecdote would evoke positive feelings and motivation, contrasting with the audience’s shock, which implies a negative or disturbing experience rather than an uplifting one.
D: tedious. Tedious refers to something boring or monotonous, which does not correlate with the strong emotional response of shock from the audience, indicating it was anything but dull.
1. Forty years ago, a person diagnosed with type 1 diabetes (T1D) would have found their life altered considerably. T1D frequently begins to manifest in childhood but can be diagnosed at any age. However, thanks to recent advances, managing this chronic condition now comes with conveniences that allow for less worry and fewer challenges for people who live with T1D.
2. People with T1D must be attentive to their food intake, carefully monitor their blood glucose levels, and take regular doses of insulin - tasks that often make people feel alienated from their friends who are able to eat what they want without worry. If someone with T1D takes too much insulin for their food, they can experience hypoglycemia, a sudden drop in blood sugar, leading to debilitating symptoms such as headache, sweating, shakiness, and even fainting. But if they don't take enough insulin, they will experience hyperglycemia which causes symptoms such as excessive thirst, frequent urination, lethargy, headaches, and blurred vision.
3. Recently, however, advances in blood glucose monitoring and insulin delivery have simplified disease management for many people with diabetes. Roughly 64% of current patients with T1D in the US use an insulin pump for consistent accurate delivery of insulin rather than relying on daily insulin injections (Smith & Harris, 2018). Insulin pumps generally contain an insulin reservoir and a computer chip that monitor insulin delivery through a cannula inserted under the patient's skin, usually on the lower part of the stomach. While the cannula site must be changed every few days, the pump frees the individual from needing frequent injections and delivers insulin more consistently than injections.
4. Additionally, patients can now also use a continuous glucose monitor (CGM) to promote better regulation of blood sugar. CGMs use a sensor inserted under the skin to transmit blood glucose information to a smartphone app or even directly to an insulin pump. Patients can then use an app to monitor their insulin intake and blood sugar at any given time. Furthermore, the app can alert the patient to changes in blood sugar that could lead to dangerous reactions. Patients and their caregivers can use the information stored on the app to adjust diet and insulin delivery to promote better overall health (Wong, 2023).
5. Perhaps the most exciting recent development in diabetes management is that of the hybrid, dosed-loop system, or artificial pancreas. In 2016, the FDA approved the first of these devices, which combine glucose monitoring and insulin delivery in one automated system (Smith & Harris, 2018). These systems, now commercially available, allow patients with T1D a level of ease of management that enables them to go about daily tasks without the need to carry kits containing syringes, vials, finger prick devices, and test strips. 6. While a cure for T1D remains a goal of researchers, consistent improvements in patient care and management have vastly improved life for many patients living with T1D. While patients wait for a cure, modern medical technology now offers them a vastly improved quality of life.
Which sentence from the passage states the main idea?
Rationale:
Managing this chronic condition now comes with conveniences that allow for less worry and fewer challenges for people who live with T1D. This sentence encapsulates the passage’s overall message about advancements improving the quality of life for those with type 1 diabetes.
A: Perhaps the most exciting recent development in diabetes management is that of the hybrid closed-loop system, or artificial pancreas. This sentence focuses on a specific advancement rather than the general improvement in life quality for patients.
C: Roughly 64% of current patients with T1D in the U.S. use an insulin pump for consistent, accurate delivery of insulin rather than relying on daily insulin injections. This detail highlights statistics but does not convey the overall theme of enhanced life management.
D: Forty years ago, a person diagnosed with type 1 diabetes (T1D) would have found their life altered considerably. This statement reflects on the past rather than the current improvements and conveniences experienced by patients today.
1. Forty years ago, a person diagnosed with type 1 diabetes (T1D) would have found their life altered considerably. T1D frequently begins to manifest in childhood but can be diagnosed at any age. However, thanks to recent advances, managing this chronic condition now comes with conveniences that allow for less worry and fewer challenges for people who live with T1D.
2. People with T1D must be attentive to their food intake, carefully monitor their blood glucose levels, and take regular doses of insulin tasks that often make people feel alienated from their friends who are able to eat what they want without worry. If someone with T1D takes too much insulin for their food, they can experience hypoglycemia, a sudden drop in blood sugar, leading to debilitating symptoms such as headache, sweating, shakiness, and even fainting. But if they don't take enough insulin, they will experience hyperglycemia which causes symptoms such as excessive thirst, frequent urination, lethargy, headaches, and blurred vision.
3. Recently, however, advances in blood glucose monitoring and insulin delivery have simplified disease management for many people with diabetes. Roughly 64% of current patients with T1D in the U.S. use an insulin pump for consistent, accurate delivery of insulin rather than relying on daily insulin injections (Smith & Harris, 2018). Insulin pumps generally contain an insulin reservoir and a computer chip that monitor insulin delivery through a cannula inserted under the patient's skin, usually on the lower part of the stomach. While the cannula site must be changed every few days, the pump frees the individual from needing frequent injections and delivers insulin more consistently than Injections.
4. Additionally, patients can now also use a continuous glucose monitor (CGM) to promote better regulation of blood sugar. CGMs use a sensor inserted under the skin to transmit blood glucose information to a smartphone app or even directly to an insulin pump. Patients can then use an app to monitor their insulin intake and blood sugar at any given time, Furthermore, the app can alert the patient to changes in blood sugar that could lead to dangerous reactions. Patients and their caregivers can use the information stored on the app to adjust diet and Insulin delivery to promote better overall health (Wong, 2023).
5. Perhaps the most exciting recent development in diabetes management is that of the hybrid, closed-loop system, or artificial pancreas. In 2016, the FDA approved the first of these devices, which combine glucose monitoring and insulin delivery in one automated system (Smith & Harris, 2018). These systems, now commercially available, allow patients with T1D a level of ease of management that enables them to go about daily tasks without the need to carry kits containing syringes, vials, finger prick devices, and test strips.
6. While a cure for T1D remains a goal of researchers, consistent improvements in patient care and management have vastly improved life for many patients living with T1D. While patients wait for a cure, modern medical technology now offers them a vastly improved quality of life
Why might a patient with T1D experience hypoglycemia?
Rationale:
They took too much insulin for their food intake.
Excessive insulin can lead to hypoglycemia, causing a rapid decrease in blood sugar levels, which results in debilitating symptoms like headache, sweating, and shakiness, greatly impacting the patient's well-being.
A: They drank too many fluids. Increased fluid intake does not influence insulin levels or blood sugar directly, thus cannot cause hypoglycemia and is unrelated to insulin management issues.
B: They did not take enough insulin for their food intake. Insufficient insulin leads to hyperglycemia, characterized by high blood sugar levels, rather than the low levels associated with hypoglycemia.
D: They did not carefully monitor their glucose level. While monitoring is crucial, neglecting it alone does not trigger hypoglycemia; it is the inappropriate insulin dosage that primarily causes low blood sugar levels.
A _ component of summer meals, fruit is always best when eaten during its picking season. Which word should go in the blank?
Rationale:
C: Quintessential. Fruit embodies the essence of summer meals, representing freshness and seasonal enjoyment. When consumed during its picking season, fruit provides optimal flavor, nutrition, and a true connection to the season's bounty.
A: Mundane. This option implies a lack of excitement or interest, which contradicts the vibrant and enjoyable nature of fruit during summer meals that enhances the dining experience.
B: Atypical. Suggesting that fruit is unusual in summer meals overlooks its traditional role. Summer is characterized by a variety of fresh fruits that are naturally abundant and widely appreciated.
D: Unique. While fruit can be distinct, this term does not capture its essential role in summer meals. Quintessential better reflects fruit's fundamental presence and significance during this season.
The reporter ended the press conference with a crass remark. Crass means
Rationale:
Crass means insensitive.
In the context of the reporter's comment at the press conference, crass conveys a lack of sensitivity or refinement, suggesting that the remark was vulgar, rude, or thoughtless, disregarding the feelings of others present. Such remarks often provoke discomfort or offense, highlighting the need for more tactful communication in professional settings.
A: philosophical. This option suggests deep thinking or contemplation, which contradicts the notion of a crude or rude remark lacking sensitivity.
B: witty. A witty remark is clever and amusing, contrasting sharply with the insensitivity implied by crass, which suggests a lack of humor and respect.
D: sophisticated. Sophisticated implies elegance and refinement, which directly opposes the meaning of crass, indicating a coarseness or lack of sophistication in the remark made by the reporter.
The administration of government through departments and subdivisions is called
Rationale:
The administration of government through departments and subdivisions is called bureaucracy. Bureaucracy refers to a structured system that organizes government functions, ensuring efficient management and execution of public policies through specialized departments and personnel dedicated to specific tasks.
B: diplomacy. This term pertains to the conduct of negotiations and relations between governments, focusing on foreign affairs rather than the internal administrative structure of government.
C: democracy. Democracy describes a system of government where power is vested in the people, typically through elected representatives, which does not specifically address the organizational aspect of administration.
D: autocracy. Autocracy signifies a system of government where one individual holds absolute power, lacking the departmental organization and subdivision characteristic of bureaucracy that allows for structured administration.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibitingthe impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help bring about lasting remissions in global cancer rates. Allison and Honjo were consequently deemed perfect candidates for a Nobel Prize because their research has not only broken barriers in the medical field, but eliminated borders in the fight against cancer, catalyzing cross-continental efforts to conquer the negative effects of this costly disease.
3. Cancerous tumors serve as some of the greatest antagonists within our immune systems, thwarting our body's ability to destroy foreign invaders. These cancerous tumors are particularly skilled at incapacitating our body's capacity to ward off malignant cells that spawn inside of us. Cancer, for reasons previously unknown to researchers, quickly excites our body's "molecular brakes “, which, in turn, lowers the effectiveness of our immune systems. For several decades, radiation therapy and standard chemotherapy were believed to be the only effectual approaches to mitigating the spread of cancer in the body. These classic therapies, however, are extremely harmful to human tissue, and they are often shadowed by toxic side effects. Cancer immunotherapy is therefore seen as a positive alternative that can reduce the likelihood of these crippling side effects. Cancer immunotherapy, in short, has become the more humane option for targeting our body's cancerous invaders.
4. All of this, however, would not have been possible without the nearly-thirty-year research campaigns carried out, separately at first, by Allison and Honjo. In the 1990s, Allison began monitoring a protein known as CTLA-4. CTLA-4 is located in the membranes of active T-cells, a type of white blood cell, behaving like an off switch for these "soldiers" within our immune systems. Allison's initial work in the early 1990s focused on ways to interfere with this off-switch and encourage these soldiers to return to the body's war against cancer. Around the same time, Honjo had been targeting another off-switch known as PD-1. PD-1 is a biological protector that limits our T-cells to overexposure; it prevents our immune system's soldiers from entering too many battles against foreign invaders. PD-1 is the "general" of the wars in our immune system that ensures that our T-cells do not become too exhausted. Some cancers intentionally try to attack this general, shutting down its capacity to command T-cells.
5. By the 2000s, Allison and Honjo's paradigm-shifting efforts had converged to find ways to (re)motivate the T-cell troops of our bodies through a new brand of cancer immunotherapy that targets both the effects CTLA-4 and PD-1. The result has been Nobel award-winning effort to conquer cancer through more amenable physiological measures.
6. And the world should be thankful -Allison and Honjo's medical practices are now on the forefront of eliminating the negative effects of melanoma, colorectal cancer, lung cancer, bladder cancer, and liver cancer. While these are just a few sources of foreign invasion, easing their effects is one step in the right direction for the medical industry's larger war on cancer.
We can conclude that radiation therapy is
Rationale:
Radiation therapy is an older form of cancer treatment.
Radiation therapy has been utilized for several decades, primarily before the advent of immunotherapy, which represents a more innovative and humane alternative for cancer treatment. Its long-standing use contrasts sharply with the recent developments in immunotherapy spearheaded by Allison and Honjo, highlighting its historical significance in cancer care.
A: a new form of cancer treatment. Radiation therapy has a well-established history, having been used for many years prior to the emergence of newer treatments like immunotherapy.
B: more successful than immunotherapy. The extract emphasizes the evolving landscape of cancer treatment, suggesting that immunotherapy's recent advancements may surpass traditional methods like radiation in effectiveness and patient outcomes.
D: more nonthreatening than immunotherapy. The extract indicates that radiation therapy often results in harmful side effects, while immunotherapy is viewed as a more humane option, suggesting a lower threat level associated with immunotherapy.
1. As knowledge of climate change has expanded, so has the vocabulary surrounding the issue. Some key terms include greenhouse gas, fossil fuel, and carbon footprint. Understanding these terms can help us to recognize how changes in human activity can slow down climate change
2. The U.S. Environmental Protection Agency provides resources on its website to help citizens better understand climate change. Most people already know that the energy provided by the sun is key to life on earth. Greenhouse gases are substances that affect the way the earth either absorbs or reflects this energy. Water vapor and carbon dioxide are two examples of greenhouse gases. These gases absorb and hold some of the sun's energy, warming the planet like a "blanket" (Basics of Climate Change, 2023). This effect is similar to the way a greenhouse traps heat to support plant life, hence the term greenhouse effect
3. Greenhouse gases are important to regulating the earth's temperature and making the planet warm enough to sustain life. Natural occurrences such as plant and animal respiration, oceanic activity, and erupting volcanoes have always released greenhouse gases such as carbon dioxide When humans began extracting and burning fossil fuels such as coal, oil, and gas during the Industrial Revolution, greenhouse gas emissions rose sharply, upsetting the planet's balance and trapping too much heat. The result has been a sharp increase in the earth's temperature, leading to climate change. According to Dr. Julia Rosen, a geologist and journalist (2021), the average global temperature has risen 2:2 degrees Fahrenheit since 1880, with the sharpest temperature rise occurring in the last 70 years.
4. Use or plastics, especially single-use plastics, also enlarges the carbon footprint since the production of plastic requires the burning of fossil fuels and significant resulting carbon emissions. The average consumer can reduce their carbon footprint by making small changes such as recycling, reducing dependence on single use plastics, driving a fuel-efficient vehicle with lower emissions, and switching to renewable energy sources such as solar or wind energy.
5. While 2.2 degrees may not seem like much, we are seeing the effects of the earth's warming in the form of melting ice caps, rising sea levels, and more extreme weather events such as droughts, floods, and severe storms (Rosen, 2021). However, scientists agree that just as human activity caused climate change, so can human activity slow it down. Individuals, corporations, and governments can take steps to reduce greenhouse gas emissions by reducing dependence on fossil fuels. Understanding what contributes to our carbon footprint and taking measures to reduce it are the first steps.
Based on the passage, what conclusion can be drawn about the relationship between the Industrial Revolution and climate change? The Industrial Revolution:
Rationale:
The Industrial Revolution led to a surge in human-generated greenhouse gas emissions disrupting Earth's natural balance. The passage indicates that burning fossil fuels during this period significantly increased greenhouse gas emissions, resulting in an imbalance and rising global temperatures, thus establishing a direct link between industrial activities and climate change.
B: marked the beginning of dependence on greenhouse gases to regulate the planet's temperature. While greenhouse gases are essential for temperature regulation, the Industrial Revolution primarily increased their emissions rather than dependence.
C: influenced the tracking of carbon footprints and development of climate policy. The passage does not discuss tracking carbon footprints or climate policy development as direct outcomes of the Industrial Revolution.
D: prompted technological advancements with minimal environmental impact. The text highlights the negative environmental consequences of the Industrial Revolution, particularly the increase in greenhouse gas emissions, contradicting the notion of minimal impact.
Choose the word pair below that represents antonyms
Rationale:
Sympathy-Apathy
This pair represents antonyms as sympathy signifies compassion and understanding for others' feelings, while apathy denotes a lack of interest or concern, highlighting a stark emotional contrast between the two terms.
B: Abstract-Distract
This pair does not convey opposing meanings; abstract refers to concepts not grounded in reality, while distract means to divert attention, which does not imply a contrasting relationship.
C: Ambivalent-Undecided
Ambivalent describes having mixed feelings or contradictory ideas, while undecided indicates a lack of resolution or decision, both suggesting uncertainty rather than opposing viewpoints.
D: Concede-Accept
Concede involves acknowledging a point or yielding, whereas accept means to receive or agree to something. These actions can coexist, lacking the clear opposition that antonyms require.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibiting the impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help
Allison and Honjo began their most recent collaborative research in the
Rationale:
Allison and Honjo began their most recent collaborative research in the 2000s. Their international collaborations reignited interest in cancer immunology over the last decade, reflecting a significant shift in research focus and investment in innovative treatment strategies for cancer, particularly through T-cell immunotherapy. This timeframe highlights their pivotal contributions to advancing cancer treatment methodologies.
A: 1970s Their collaborative research did not commence in the 1970s, as significant advancements in immunotherapy were not realized until later, particularly in the 2000s.
B: 1980s The 1980s do not align with their most recent collaborative work, as the breakthroughs in immunotherapy and their joint efforts occurred much later.
D: 1990s The 1990s preceded their collaborative research, which gained momentum in the 2000s when their innovative approaches began to reshape cancer treatment.
Women were………..for centuries, and even today, many still struggle for equality in the workplace.
Rationale:
Women were subjugated for centuries, and even today, many still struggle for equality in the workplace. This answer highlights the historical oppression women faced, emphasizing the ongoing fight for rights and fairness in professional environments, illustrating a broader context of social injustice and inequality that persists despite progress made over the years.
A: incapacitated Women were not rendered unable or powerless in a physical sense; rather, they faced systemic oppression that limited their rights and opportunities for advancement in society.
B: antagonized The term suggests hostility or opposition but does not accurately capture the systemic control and domination women experienced, which is better represented by subjugation in a historical context.
C: interrogated This implies that women were questioned or cross-examined, which fails to reflect the deeper societal constraints and injustices they endured over centuries, lacking the nuance of systemic oppression.
Among the ancient Romans, Venus was considered the peerless goddess of beauty. Peerless means
Rationale:
Peerless means unmatched. In the context of ancient Romans, Venus was revered as the ultimate representation of beauty, highlighting her unparalleled status among deities and elevating her above all others in terms of aesthetic allure.
A: proletarian. This term refers to the working class, which bears no relation to the concept of beauty or divinity associated with Venus.
C: blind. This word describes a lack of sight and does not connect with the idea of beauty or the esteemed nature of Venus.
D: philosophical. While philosophical relates to the study of fundamental questions, it does not pertain to the unmatched beauty that Venus embodies in Roman mythology.
Medical professionals have a longstanding ethos of always helping and avoiding causing harm at all costs.
Rationale:
Medical professionals adhere to a system of ethics that emphasizes the importance of helping others while minimizing harm, guiding their actions and decisions in healthcare settings.
D: A system of ethics provides a framework for medical professionals to navigate complex moral dilemmas, ensuring patient welfare and prioritizing their duty to care without causing harm.
A: A dangerous habit suggests a reckless or harmful behavior pattern, which contradicts the principles of medical practice centered on patient safety and ethical responsibility.
B: A religious practice implies adherence to spiritual beliefs, which does not encompass the professional and ethical standards that govern medical conduct and decision-making in healthcare.
C: A system of laws entails regulations and legislation, but it lacks the moral guidance and principles that define the ethical commitment of medical professionals to their patients.
1. As knowledge of climate change has expanded, so has the vocabulary surrounding the issue. Some key terms include greenhouse gas, fossil fuel, and carbon footprint. Understanding these terms can help us to recognize how changes in human activity can slow down climate change
2. The U.S. Environmental Protection Agency provides resources on its website to help citizens better understand climate change. Most people already know that the energy provided by the sun is key to life on earth. Greenhouse gases are substances that affect the way the earth either absorbs or reflects this energy. Water vapor and carbon dioxide are two examples of greenhouse gases. These gases absorb and hold some of the sun's energy, warming the planet like a "blanket" (Basics of Climate Change, 2023). This effect is similar to the way a greenhouse traps heat to support plant life, hence the term greenhouse effect
3. Greenhouse gases are important to regulating the earth's temperature and making the planet warm enough to sustain life. Natural occurrences such as plant and animal respiration, oceanic activity, and erupting volcanoes have always released greenhouse gases such as carbon dioxide When humans began extracting and burning fossil fuels such as coal, oil, and gas during the Industrial Revolution, greenhouse gas emissions rose sharply, upsetting the planet's balance and trapping too much heat. The result has been a sharp increase in the earth's temperature, leading to climate change. According to Dr. Julia Rosen, a geologist and journalist (2021), the average global temperature has risen 2:2 degrees Fahrenheit since 1880, with the sharpest temperature rise occurring in the last 70 years.
4. Use or plastics, especially single-use plastics, also enlarges the carbon footprint since the production of plastic requires the burning of fossil fuels and significant resulting carbon emissions. The average consumer can reduce their carbon footprint by making small changes such as recycling, reducing dependence on single use plastics, driving a fuel-efficient vehicle with lower emissions, and switching to renewable energy sources such as solar or wind energy.
5. While 2.2 degrees may not seem like much, we are seeing the effects of the earth's warming in the form of melting ice caps, rising sea levels, and more extreme weather events such as droughts, floods, and severe storms (Rosen, 2021). However, scientists agree that just as human activity caused climate change, so can human activity slow it down. Individuals, corporations, and governments can take steps to reduce greenhouse gas emissions by reducing dependence on fossil fuels. Understanding what contributes to our carbon footprint and taking measures to reduce it are the first steps.
Based on the passage, 'greenhouse effect' refers to:
Rationale:
D: a natural phenomenon where greenhouse gases trap heat and raise Earth's temperature. The passage describes the greenhouse effect as a crucial process where greenhouse gases absorb heat, maintaining Earth's temperature conducive for life. This trapping of energy is essential for sustaining the planet's climate balance and is illustrated through the analogy of a greenhouse.
A: the process by which greenhouse gases prevent the sun's energy from reaching Earth's surface. This option misrepresents the greenhouse effect, as it involves energy absorption and heat retention rather than preventing energy from reaching the surface.
B: the intentional use of greenhouses to simulate Earth's natural heating processes. This option confuses the term with agricultural practices and does not accurately reflect the atmospheric phenomenon described in the passage.
C: the rise in Earth's temperature that occurs when all the sun's energy is absorbed by the gases. This explanation inaccurately suggests total energy absorption, neglecting the critical role of some energy being reflected and the balance needed for temperature regulation.
The footnotes in the medical journal were particularly abstruse. Abstruse means
Rationale:
Abstruse means obscure. The context suggests that the footnotes in the medical journal were difficult to understand, which aligns perfectly with the definition of "obscure," indicating something that is not easily comprehensible or clear.
A: helpful. This option contradicts the context, as "helpful" implies clarity and usefulness, which starkly contrasts with the notion of being difficult to understand.
B: interesting. While something can be interesting and still complex, this choice does not capture the essential meaning of obscurity, which focuses on a lack of clarity and comprehension.
D: advanced. The term "advanced" suggests a high level of complexity or sophistication, but it does not imply the same obscurity or difficulty of understanding that "abstruse" conveys in this context.
Given the terms claustrophobia and arachnophobia, the root phob means
Rationale:
The root phob means fear. In both claustrophobia and arachnophobia, "phob" indicates a strong, irrational fear associated with specific situations or objects, demonstrating its meaning clearly in these terms.
A: panic Panic denotes an intense emotional reaction, but does not specifically convey the notion of fear as related to specific phobias.
C: spider The term "arachnophobia" indeed refers to fear of spiders, but "phob" itself signifies fear in a broader context rather than a specific subject.
D: space Claustrophobia relates to a fear of confined spaces, yet the root "phob" encompasses all forms of fear, not just those linked to spatial dimensions.
The highly vaunted team was preparing for the playoffs. Vaunted means
Rationale:
Vaunted means boasted about. The term suggests a high level of praise or admiration, indicating that the team is recognized for their skills and achievements, particularly in the context of preparing for an important competition like the playoffs.
B: worked over. This implies preparation or revision, which does not convey the sense of admiration or reputation associated with vaunted.
C: absolutely servile. This suggests a subservient or submissive nature, which contradicts the notion of being praised or esteemed in a competitive context.
D: most captious. This refers to being overly critical, which is entirely different from the positive connotation of being vaunted, indicating esteem rather than fault-finding.
1. When e-cigarettes, more commonly known as vapes," first came on the market, they were touted by their makers as a far safer way to enjoy the pleasures of smoking. However, while it is true that vaping is less dangerous than cigarette smoking recent research has revealed that the use of e-cigarettes, especially among young people, poses serious health risks.
2. Being "less dangerous" than cigarettes is hardly a stamp of approval for vapes. After all, according to the Centers for Disease Control and Prevention (CDC), long-term cigarette smoking kills half of all users. While e-cigarettes may not be quite this deadly, it is clear that addiction to nicotine -which, the CDC notes, is present in 99% of all vape products (2022a) - is unhealthy, furthermore, scientists have yet to fully learn or understand the long-term health effects of vaping.
3. Of particular interest to health officials is the fact that vape use has reached troublesome proportions among young people, and there are specific health concerns for these younger users. According to the CDC, in 2022, 1 in 7 high school students and 1 in 30 middle school students reported that they had usedavape product in the last 30 days (2022b). These numbers are deeply troubling given the unique health consequences vape products can have on young people.
4. Our brains don't finish developing until about the age of 25. According to the CDC (2022a), "Each time a new memory is created or a new skill is learned, stronger connections - or synapses -are built between brain cells. Young people's brains build synapses faster than adult brains. Nicotine changes the way these synapses are formed." These changes can affect processes like attention, learning, and impulse control. Furthermore, addiction to nicotine can lead to mood disorders, and nicotine can serve as a gateway drug to substances such as marijuana (which can also be delivered by vape), heroin, and cocaine. The CDC also reports that many young people are using nicotine to self-medicate, an unhealthy and ultimately ineffective way to deal with stress, anxiety, and depression. 5. Beyond these risks, scientists are still learning the other possible harmful effects of e-cigarettes. The CDC notes that some ingredients in the aerosol produced by vapes may be harmful to lungs, and we may see more of this damage as use becomes long-term. Some vapes have been known to explode or catch fire, gravely injuring their users.
According to the passage, what is the connection between vaping and other drugs such as marijuana, heroin, and cocaine?
Rationale:
Vaping can lead to experimentation with these drugs. The passage indicates that nicotine addiction may act as a gateway to other substances, including marijuana, heroin, and cocaine, particularly among young users.
A: These drugs can be delivered via vape. While certain substances can be vaped, the passage emphasizes the addiction to nicotine as a gateway rather than direct delivery methods.
C: Vaping produces the same effects as these drugs. The text does not equate the effects of vaping with those of drugs like heroin or cocaine, focusing instead on addiction pathways.
D: Vaping is considered a safer alternative to these drugs. The passage discusses vaping's risks, highlighting its potential dangers and addiction, rather than categorizing it as a safer option against illicit drugs.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibiting the impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help
Since immunotherapy has shown some signs of success, it is reasonable to expect Allison and Honjo will
Rationale:
Continue testing it as a treatment for cancer.
Allison and Honjo's groundbreaking research in immunotherapy has revitalized interest in cancer treatments, prompting significant investments into new drug classes. Their ongoing projects focus on improving immune responses, indicating a strong commitment to further explore immunotherapy's potential in cancer treatment.
B: retire soon from the medical community. Both researchers are actively engaged in significant medical research, demonstrating a continued dedication to their fields and the pursuit of further advancements in cancer treatment.
C: write a book about their Nobel Peace Prize. The focus of Allison and Honjo is on their research and advancing medical treatments, rather than on documenting their achievements in literary form.
D: focus on other treatments for cancer. Their current research specifically targets immunotherapy, indicating that they are not diverting their attention to alternative cancer treatments at this time.
Given the words influence, fluid, and fluctuate, what does the root flu mean?
Rationale:
Flu means flow. The root flu originates from Latin, where it conveys the essence of movement or fluidity. In words like influence and fluctuate, this root emphasizes the dynamic nature of change and movement, illustrating how entities interact and evolve over time.
A: through This option suggests a sense of passage but lacks the connotation of movement inherent in the root flu. It does not capture the essence of flow.
B: in This selection implies a position or state but fails to represent the fluidity and dynamic quality associated with the root flu. It misses the essential aspect of movement.
C: pass While this choice denotes a form of transition, it does not encompass the broader concept of continuous movement and flow that flu conveys. It is too limited in scope.
Given the words erupt, interrupt, and corrupt, what does the root rupt mean?
Rationale:
The root rupt means "break." In the words erupt, interrupt, and corrupt, "rupt" signifies a breaking or bursting action, indicating a disruption or alteration of a state, confirming its meaning as "break."
A: deceive The option relates to misleading or tricking, lacking any connection to the concept of breaking or splitting inherent in the root rupt.
C: explode This choice suggests a sudden and violent release, which is more specific than the general notion of breaking implied by rupt.
D: alter Altering involves changing something, but it does not encapsulate the fundamental idea of breaking that is central to the meaning of rupt.
After spending a day at the beach under the summer sun, the family went to bed early that night to regain their energy. Which word should go in the blank?
Rationale:
Rejuvenating. After a long day in the sun, the family needed to restore their energy, making "rejuvenating" the ideal word to convey the sense of revitalization and recovery after their beach outing.
A: illuminating. While illuminating suggests providing light or clarity, it does not capture the essence of restoring energy after an exhausting day.
C: refreshing. Although refreshing implies a sense of renewal, it lacks the deeper connotation of revitalizing energy that "rejuvenating" conveys after a tiring experience.
D: enervating. Enervating indicates a draining or weakening effect, which contradicts the family's need for energy restoration after their beach day, making this option inappropriate.
1. When e-cigarettes, more commonly known as vapes," first came on the market, they were touted by their makers as a far safer way to enjoy the pleasures of smoking. However, while it is true that vaping is less dangerous than cigarette smoking recent research has revealed that the use of e-cigarettes, especially among young people, poses serious health risks.
2. Being "less dangerous" than cigarettes is hardly a stamp of approval for vapes. After all, according to the Centers for Disease Control and Prevention (CDC), long-term cigarette smoking kills half of all users. While e-cigarettes may not be quite this deadly, it is clear that addiction to nicotine -which, the CDC notes, is present in 99% of all vape products (2022a) - is unhealthy, furthermore, scientists have yet to fully learn or understand the long-term health effects of vaping.
3. Of particular interest to health officials is the fact that vape use has reached troublesome proportions among young people, and there are specific health concerns for these younger users. According to the CDC, in 2022, 1 in 7 high school students and 1 in 30 middle school students reported that they had usedavape product in the last 30 days (2022b). These numbers are deeply troubling given the unique health consequences vape products can have on young people.
4. Our brains don't finish developing until about the age of 25. According to the CDC (2022a), "Each time a new memory is created or a new skill is learned, stronger connections - or synapses -are built between brain cells. Young people's brains build synapses faster than adult brains. Nicotine changes the way these synapses are formed." These changes can affect processes like attention, learning, and impulse control. Furthermore, addiction to nicotine can lead to mood disorders, and nicotine can serve as a gateway drug to substances such as marijuana (which can also be delivered by vape), heroin, and cocaine. The CDC also reports that many young people are using nicotine to self-medicate, an unhealthy and ultimately ineffective way to deal with stress, anxiety, and depression. 5. Beyond these risks, scientists are still learning the other possible harmful effects of e-cigarettes. The CDC notes that some ingredients in the aerosol produced by vapes may be harmful to lungs, and we may see more of this damage as use becomes long-term. Some vapes have been known to explode or catch fire, gravely injuring their users.
Based on how it is used in paragraph 4, synapses refer to the
Rationale:
Synapses refer to the connections between brain cells when something new is learned. The extract emphasizes that young people's brains build synapses faster, highlighting the importance of these connections in learning and development, especially in relation to nicotine's impact on this process.
A: emotional feelings we get when our body is exposed to nicotine. Synapses do not relate to emotions; rather, they represent physical connections in the brain essential for learning and memory formation.
B: chemicals present in vapes that make them particularly addictive. Synapses are not chemicals; they are structural connections in the brain, which are influenced by experiences and learning rather than by chemical substances.
C: electrical mechanisms that make a vape function properly. Synapses are biological connections between neurons, not electrical mechanisms. Their role is in cognitive functions, not in the functioning of vaping devices.
1.When e-cigarettes, more commonly known as vapes," first came on the market, they were touted by their makers as a far safer way to enjoy the pleasures of smoking. However, while it is true that vaping is less dangerous than cigarette smoking recent research has revealed that the use of e-cigarettes, especially among young people, poses serious health risks.
2. Being "less dangerous" than cigarettes is hardly a stamp of approval for vapes. After all, according to the Centers for Disease Control and Prevention (CDC), long-term cigarette smoking kills half of all users. While e-cigarettes may not be quite this deadly, it is clear that addiction to nicotine -which, the CDC notes, is present in 99% of all vape products (2022a) - is unhealthy, furthermore, scientists have yet to fully learn or understand the long-term health effects of vaping.
3. Of particular interest to health officials is the fact that vape use has reached troublesome proportions among young people, and there are specific health concerns for these younger users. According to the CDC, in 2022, 1 in 7 high school students and 1 in 30 middle school students reported that they had usedavape product in the last 30 days (2022b). These numbers are deeply troubling given the unique health consequences vape products can have on young people.
4. Our brains don't finish developing until about the age of 25. According to the CDC (2022a), "Each time a new memory is created or a new skill is learned, stronger connections - or synapses -are built between brain cells. Young people's brains build synapses faster than adult brains. Nicotine changes the way these synapses are formed." These changes can affect processes like attention, learning, and impulse control. Furthermore, addiction to nicotine can lead to mood disorders, and nicotine can serve as a gateway drug to substances such as marijuana (which can also be delivered by vape), heroin, and cocaine. The CDC also reports that many young people are using nicotine to self-medicate, an unhealthy and ultimately ineffective way to deal with stress, anxiety, and depression. 5. Beyond these risks, scientists are still learning the other possible harmful effects of e-cigarettes. The CDC notes that some ingredients in the aerosol produced by vapes may be harmful to lungs, and we may see more of this damage as use becomes long-term. Some vapes have been known to explode or catch fire, gravely injuring their users.
Which question is left unanswered by the article?
Rationale:
C: How will vaping impact long-term health? The article highlights the dangers of vaping, especially among youth, but it does not provide specific information regarding the long-term health effects of e-cigarette use.
A: Why were e-cigarettes developed? The article discusses the marketing claims of e-cigarettes but does not delve into the motivations or reasons behind their development.
B: How common is e-cigarette use among teens? While the article provides statistics on teen vaping rates, it does not address the reasons or implications of this prevalence among young people.
D: How does nicotine affect young brains? The article mentions the effects of nicotine on synapse formation in young brains but does not fully explore the mechanisms or long-term consequences of these changes.
Despite the medical team's efforts, the client succumbed to the illness. As used in the sentence above, succumbed means
Rationale:
The client surrendered to the illness. This usage of "succumbed" indicates a yielding to a powerful force, emphasizing the inevitability of defeat against the illness despite the medical team's intervention.
A: failed A failure denotes a lack of success, but "succumbed" implies a deeper surrender rather than merely not achieving a goal.
C: acclimated Acclimating refers to adjusting to a new environment, which does not convey the notion of yielding or surrendering in the context of illness.
D: overcame Overcoming suggests triumphing over an obstacle, contrasting the meaning of "succumbed," which denotes a loss rather than a victory in the face of adversity.
Which pair of words below represents synonyms?
Rationale:
B: ostracize-exclude. Both terms convey the act of deliberately leaving someone out or rejecting them from a group or activity, highlighting a shared meaning centered around social exclusion and isolation.
A: reverse-respect. These words possess entirely different meanings, with "reverse" suggesting a change in direction and "respect" relating to admiration or regard for someone or something.
C: repudiate-accept. "Repudiate" indicates denial or rejection, while "accept" represents agreement or approval, presenting a clear opposition in meaning rather than similarity.
D: reprimand-celebrate. To "reprimand" involves scolding or disapproving, contrasting sharply with "celebrate," which denotes recognition and joy, showcasing entirely different emotional responses.
The researcher was studying celestial navigation. Celestial means
Rationale:
Celestial means heavenly.
The context of the researcher's study on celestial navigation directly links to the idea of utilizing heavenly bodies, such as stars and planets, for navigation purposes. These celestial objects serve as guides for navigating vast distances, particularly in the open ocean, making the term inherently associated with the heavens and their influence on navigation techniques.
A: subterranean. This option refers to something located beneath the earth's surface, which has no relevance to navigation using heavenly bodies.
C: oceanic. While navigation can occur over oceans, this term focuses on water bodies rather than the celestial objects crucial to celestial navigation.
D: coastal. This choice pertains to areas near the shore, failing to connect to the concept of navigation based on heavenly bodies in the vast expanse of the sky.
1. The 1960s and 1970s are often distinguished as hallmark decades for free speech and free expression in American history- the civil rights movement, feminist movement, and free speech movement all have their roots in the tumultuous Sixties and Seventies. As stated in Welner, Kim, and Biegel (2017), "In the 1960s and 1970s, free speech issues were at the forefront of education-related debates, with students asserting themselves in ways they never had before" (p. 33). The late 1960s and early 1970s were ripe with protest, specifically in response to the violent atrocities associated with the Vietnam War. Inevitably, this democratic fervor seeped into the systems and structures of K-12 public schooling. Thus, it is not surprising that this era gave birth to many of the modern constitutional debates regarding students and their First Amendment rights in public schools. In particular, this era gave birth to the landmark Supreme Court case known as Tinker v. Des Moines (1969).
2. Tinker v. Des Moines emerged from the countercultural milieu of the late Sixties: "In December 1965, a group of adults and students in Des Moines, lowa held a meeting. The group determined to publicize their objections to the hostilities in Vietnam and their support for a truce by wearing black armbands during the holiday season and by fasting on December 16 and New Year's Eve" (p. 43). Three students attending that meeting were John Tinker, 15 years old, Mary Beth Tinker, 13 years old, and Christopher Eckhardt, 16 years old. Fueled by the images they witnessed on television broadcasts, Tinker and her classmates decided to wear black armbands as a symbol of youthful resistance and patriotism. The administrators of the Des Moines Independent Community School District caught word of the upcoming protest and hastily adopted a school policy that promised to suspend any students who wore black armbands in protest of the Vietnam War. On December 16 and 17, the administration attempted to squash the public display of solidarity, all three students were suspended from school indefinitely "until they would come back without their armbands" (p. 43).
3. The students' parents fought back, suing the school for violating the children's right to free speech. After a U.S. district court - and later a U.S. court of appeals - ruled against the children and their families, citing that their protest was a disruption and breeched local school standards, the case made its way all the way to the U.S. Supreme Court. The resulting decision of Tinker v. Des Moines set in motion a historical tidal wave of praise and criticism. Promising that students do not "shed their constitutional rights to freedom of speech or expression at the schoolhouse gate," the Supreme Court justices decreed a 7-2 ruling in favor of the protestors. They claimed that the students' silent and symbolic expression was protected under the U.S. Constitution, citing that all political speech in public schools remains guarded by the First Amendment so long as it does not "substantially disrupt the learning environment." In a bold move for the times, the decision claimed that "In order for [a school] to justify prohibition of a particular expression of opinion, it must be able to show that its action was caused by something more than a mere desire to avoid the discomfort and unpleasantness that always accompany an unpopular viewpoint."
4. Tinker V. Des Moines became one of the key democratic victories of the mid-late twentieth century. The decades that followed, however, created clashing currents of belief that were captured by some of the major court cases that reinterpreted the Tinker decision. For the most part, these court cases not only stood as lasting symbols of the political beliefs of the judicial majorities involved, but also as emblems of the socio-historical climate from which they resonated. Less than 20 years after Tinker V. Des Moines, the constitutional precedents made by the landmark decision quickly dissipated, receding into a new sea of social censorship for students. Constitutional reinterpretations of Tinker in the
We can infer that after Bethel v. Fraser (1986), student rights were most likely
Rationale:
After Bethel v. Fraser (1986), student rights were most likely restricted more by law. The ruling emphasized that schools could limit student speech if it was deemed inappropriate or vulgar, reinforcing a precedent that curtailed students' First Amendment rights in favor of maintaining educational decorum and authority within the school environment, leading to increased censorship.
A: appropriated by the Supreme Court. The ruling did not suggest that rights were taken over or claimed by the Court; rather, it limited students' freedoms, indicating a different legal direction.
B: protected more by law. The Bethel decision did not enhance legal protections for students; it established a framework allowing schools to impose greater restrictions on student expression contrary to the notion of increased protection.
C: ignored by the Supreme Court. The ruling actively addressed student rights and established legal boundaries, demonstrating that the Supreme Court was engaged in defining the extent of those rights rather than disregarding them.
1. In October 2018, James P. Allison and Tasuku Honjo were awarded the Nobel Prize in Physiology of Medicine for their groundbreaking efforts in inhibiting the impact of cancer in patients through immunotherapy. James P. Allison, 70-year-old immunologist and native Texan, works at the prestigious Anderson Cancer Center in Houston. Tasuku Honjo is a 76-year-old immunologist and native of Kyoto, Japan who currently leads a variety of important medical research efforts at Kyoto University. Their research efforts span several decades, in two extremely different national contexts, but their recent international collaborations have reignited the profession over the last ten years.
2. Together, their cutting-edge research has helped make cancer immunology one of the most innovative branches in the field of medicine. Their current project, which focuses on mitigating negative immune regulation, has helped uncover new strategies for "inhibiting the brakes of our immune systems" through T-cell immunotherapy. Though cancer rates continue to decline throughout developed countries, it still remains the second leading cause of global mortality rates, contributing to millions of deaths each year. Thanks to their findings, many research initiatives, which had previously given up on the prospects of immunotherapy practices, are reinvesting hundreds of millions of dollars into an entirely new class of drugs that might help
We can conclude that radiation therapy is
Rationale:
Radiation therapy is an older form of cancer treatment. The context highlights the groundbreaking advancements in immunotherapy led by James P. Allison and Tasuku Honjo, indicating that radiation therapy is not the latest innovation in cancer care.
A: more successful than immunotherapy. The extract emphasizes the significant advancements in immunotherapy, suggesting that it is an innovative approach, potentially more effective than traditional methods like radiation therapy.
B: more nonthreatening than immunotherapy. The focus on immunotherapy's cutting-edge nature implies that it may offer less risk compared to traditional approaches, making this comparison between the two modalities unfounded.
C: a new form of cancer treatment. The provided information centers on the recent developments in immunotherapy, indicating that radiation therapy has been established for a longer period and is not a new treatment.
1. In 2010, author Rebecca Skloot published The Immortal Life of Henrietta Lacks, the story of a Black woman who died of cervical cancer in 1951. The book, an immediate bestseller, examines the roles of race, class, gender, and ethics in medical research and considers the Implications, both positive and negative, of Henrietta Lacks's remarkable but inadvertent role in some of the most significant medical advances of the twentieth century.
2. In 1951, Lacks, a 30-year-old wife and mother of five, went to Johns Hopkins Hospital in Baltimore for treatment of cervical cancer. She was unable to pay for treatment and stayed in a segregated ward. During a procedure to place radium on her tumor, Lacks's doctor cut a sliver from the tumor, placed it in a petri dish, and handed it off to the lab assistant of George Gey, a Johns Hopkins cancer researcher. Sadly, cervical cancer is a particularly pernicious disease, and Henrietta succumbed in October 1951 after a brief but terribly painful struggle, leaving behind her young children.
3. George Gey had been trying unsuccessfully to grow human cells in culture-until Henrietta's cells arrived, Labeled HeLa, Henrietta's cancer cells doubled in culture within 24 hours - and they never stopped. Hela cells multiplied so rapidly and persistently, Gey eventually began giving them away to other researchers, According to Skloot, HeLa became the "workhorse" of research labs everywhere. They were used to test the polio vaccine and in the development of HIV medications and cancer treatments. HeLa cells were central to the development ofthe HPV vaccine and were some of the first human cells sent into space to determine how zero gravity affected human cellular activity.
HeLa cells are considered immortal because
Rationale:
HeLa cells multiplied every 24 hours in culture and never stopped. This unique characteristic of continuous replication allowed researchers to conduct extensive experiments and make significant medical advancements, demonstrating their remarkable resilience and utility in various scientific fields.
A: they didn't die even when exposed to toxins. While HeLa cells exhibit remarkable durability, their immortality is defined by their continuous multiplication, not solely by their resistance to toxicity.
B: they led to a cure for HIV and cancer. HeLa cells contributed to research advancements but did not directly result in cures; their primary importance lies in their role in ongoing medical research.
D: they can cure diseases when injected into patients. HeLa cells are used for research purposes, not as treatments themselves; their function is to facilitate scientific understanding, not to cure diseases directly.
1. Forty years ago, a person diagnosed with type 1 diabetes (T1D) would have found their life altered considerably. T1D frequently begins to manifest in childhood but can be diagnosed at any age. However, thanks to recent advances, managing this chronic condition now comes with conveniences that allow for less worry and fewer challenges for people who live with T1D.
2. People with T1D must be attentive to their food intake, carefully monitor their blood glucose levels, and take regular doses of insulin - tasks that often make people feel alienated from their friends who are able to eat what they want without worry. If someone with T1D takes too much insulin for their food, they can experience hypoglycemia, a sudden drop in blood sugar, leading to debilitating symptoms such as headache, sweating, shakiness, and even fainting. But if they don't take enough insulin, they will experience hyperglycemia which causes symptoms such as excessive thirst, frequent urination, lethargy, headaches, and blurred vision.
3. Recently, however, advances in blood glucose monitoring and insulin delivery have simplified disease management for many people with diabetes. Roughly 64% of current patients with T1D in the US use an insulin pump for consistent accurate delivery of insulin rather than relying on daily insulin injections (Smith & Harris, 2018). Insulin pumps generally contain an insulin reservoir and a computer chip that monitor insulin delivery through a cannula inserted under the patient's skin, usually on the lower part of the stomach. While the cannula site must be changed every few days, the pump frees the individual from needing frequent injections and delivers insulin more consistently than injections.
4. Additionally, patients can now also use a continuous glucose monitor (CGM) to promote better regulation of blood sugar. CGMs use a sensor inserted under the skin to transmit blood glucose information to a smartphone app or even directly to an insulin pump. Patients can then use an app to monitor their insulin intake and blood sugar at any given time. Furthermore, the app can alert the patient to changes in blood sugar that could lead to dangerous reactions. Patients and their caregivers can use the information stored on the app to adjust diet and insulin delivery to promote better overall health (Wong, 2023).
5. Perhaps the most exciting recent development in diabetes management is that of the hybrid, dosed-loop system, or artificial pancreas. In 2016, the FDA approved the first of these devices, which combine glucose monitoring and insulin delivery in one automated system (Smith & Harris, 2018). These systems, now commercially available, allow patients with T1D a level of ease of management that enables them to go about daily tasks without the need to carry kits containing syringes, vials, finger prick devices, and test strips. 6. While a cure for T1D remains a goal of researchers, consistent improvements in patient care and management have vastly improved life for many patients living with T1D. While patients wait for a cure, modern medical technology now offers them a vastly improved quality of life.
Based on the passage, it can be concluded that
Rationale:
Advances in technology, such as the hybrid, closed-loop system, don't replace the need for a cure. The passage indicates that while these innovations improve management, a cure for T1D remains an ongoing objective for researchers, highlighting that advancements in care do not eliminate the underlying condition or its challenges.
B: Patients with T1D who use hybrid closed-loop systems will have the same lifespan as those without T1D. The passage does not address lifespan comparisons between T1D patients and those without the condition.
C: Hybrid closed-loop systems will not be widely used in the future. The text suggests these systems are already commercially available, indicating a likelihood of continued use and development.
D: New technology allows people with T1D to no longer have to monitor their condition. The passage emphasizes that while technology facilitates management, patients still need to monitor their condition actively.
1. As knowledge of climate change has expanded, so has the vocabulary surrounding the issue. Some key terms include greenhouse gas, fossil fuel, and carbon footprint. Understanding these terms can help us to recognize how changes in human activity can slow down climate change
2. The U.S. Environmental Protection Agency provides resources on its website to help citizens better understand climate change. Most people already know that the energy provided by the sun is key to life on earth. Greenhouse gases are substances that affect the way the earth either absorbs or reflects this energy. Water vapor and carbon dioxide are two examples of greenhouse gases. These gases absorb and hold some of the sun's energy, warming the planet like a "blanket" (Basics of Climate Change, 2023). This effect is similar to the way a greenhouse traps heat to support plant life, hence the term greenhouse effect
3. Greenhouse gases are important to regulating the earth's temperature and making the planet warm enough to sustain life. Natural occurrences such as plant and animal respiration, oceanic activity, and erupting volcanoes have always released greenhouse gases such as carbon dioxide When humans began extracting and burning fossil fuels such as coal, oil, and gas during the Industrial Revolution, greenhouse gas emissions rose sharply, upsetting the planet's balance and trapping too much heat. The result has been a sharp increase in the earth's temperature, leading to climate change. According to Dr. Julia Rosen, a geologist and journalist (2021), the average global temperature has risen 2:2 degrees Fahrenheit since 1880, with the sharpest temperature rise occurring in the last 70 years.
4. Use or plastics, especially single-use plastics, also enlarges the carbon footprint since the production of plastic requires the burning of fossil fuels and significant resulting carbon emissions. The average consumer can reduce their carbon footprint by making small changes such as recycling, reducing dependence on single use plastics, driving a fuel-efficient vehicle with lower emissions, and switching to renewable energy sources such as solar or wind energy.
5. While 2.2 degrees may not seem like much, we are seeing the effects of the earth's warming in the form of melting ice caps, rising sea levels, and more extreme weather events such as droughts, floods, and severe storms (Rosen, 2021). However, scientists agree that just as human activity caused climate change, so can human activity slow it down. Individuals, corporations, and governments can take steps to reduce greenhouse gas emissions by reducing dependence on fossil fuels. Understanding what contributes to our carbon footprint and taking measures to reduce it are the first steps.
Based on the passage, 'greenhouse effect' refers to:
Rationale:
The greenhouse effect is a natural phenomenon where greenhouse gases trap heat and raise Earth's temperature. This process is essential for maintaining a habitable climate, as outlined in the context provided.
A: the intentional use of greenhouses to simulate Earth's natural heating processes. This option misinterprets the term, focusing on agricultural practices rather than the atmospheric phenomenon that affects global temperatures.
B: the rise in Earth's temperature that occurs when all the sun's energy is absorbed by the gases. This statement inaccurately suggests complete absorption of energy, neglecting the balance of energy reflection and absorption crucial to the greenhouse effect.
C: the process by which greenhouse gases prevent the sun's energy from reaching Earth's surface. This description is misleading, as greenhouse gases do allow sunlight to enter but trap heat, preventing it from escaping back into space.