Practice Questions
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In the innate immune response, natural killer cells primarily target infections and tumors by using a type of molecule known as __________.
Natural killer cells release a toxic molecule that can enter infected or tumor cells and cause them to die. Other options are incorrect because Cytoki...
Which component of the innate immune response is primarily responsible for creating an inhospitable environment for pathogens?
Fever raises the body’s temperature. Other options are incorrect because Natural killer cells hunt and destroy infected cells, but they do not change ...
How does the innate immune response utilize fever to combat infections?
When fever rises, the body’s temperature goes up. Other options are incorrect because People often think heat alone can destroy germs; It is true that...
A patient is exposed to a viral infection but shows no symptoms. After a few days, they develop a fever and localized swelling in the lymph nodes. Which innate immune response mechanism is primarily responsible for the fever and inflammation in this context?
Inflammatory cytokines are chemical signals released by immune cells when they sense infection. Other options are incorrect because Natural killer cel...
What underlying mechanism is primarily responsible for the increase in body temperature during a fever as a response to infection?
Immune cells release small proteins called pyrogens. Other options are incorrect because The belief that the body simply makes heat to kill germs miss...
Natural killer cells : targeting infections and tumors :: Inflammation : ?
Inflammation makes the area hot, swollen and filled with immune cells. Other options are incorrect because Many think inflammation tells the adaptive ...
Which of the following examples best illustrates the function of the innate immune response?
When a virus enters the body, the immune system raises the body’s temperature quickly. Other options are incorrect because Antibodies from a vaccine a...
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