Learning Path
Question & Answer
Choose the Best Answer
A person develops a rash after exposure to poison ivy for the first time.
A child receiving a measles vaccine to prevent future infections.
An athlete recovering from a muscle strain due to increased blood flow.
A body reacting to a common cold with a general inflammatory response.
Understanding the Answer
Let's break down why this is correct
A vaccine teaches the immune system to remember a virus. Other options are incorrect because Seeing a rash after first touching poison ivy is a reaction to a chemical, not to a pathogen; Recovering from a muscle strain is about tissue repair, not the immune system's memory.
Key Concepts
Adaptive Immunity
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Deep Dive: Adaptive Immunity
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Definition
Adaptive immunity involves recognizing and remembering specific pathogens, allowing the body to mount targeted responses upon reinfection. This system leads to the development of vaccines, a crucial technology for preventing infectious diseases and protecting public health.
Topic Definition
Adaptive immunity involves recognizing and remembering specific pathogens, allowing the body to mount targeted responses upon reinfection. This system leads to the development of vaccines, a crucial technology for preventing infectious diseases and protecting public health.
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