PATHOLOGY MCQ
IMMUNE RESPONSE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What causes immunity?
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production of antigens by helper t cells
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macrophages engulfing pathogens
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production of antibodies and memory B cells that are left behind
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antigens on the surface of pathogens
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Explanation:
Detailed explanation-1: -Once B-cells are activated, they become plasma cells that produce antibodies in response to an antigen. Or they become memory cells that remember the antigen so your immune system can quickly identify and fight it in the future.
Detailed explanation-2: -A Memory cell never forgets These cells live in the body for a long time, even after all the viruses from the first infection have been destroyed. They stay in the ready-mode to quickly recognize and attack any returning viruses or bacteria.
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