Flashcardizz: Review: Immune System

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What is humoral immunity?

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A type of immunity that involves the production of antibodies by B cells to neutralize pathogens.

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What is cellular immunity?

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A type of immunity that involves T cells attacking infected or cancerous cells directly.

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How do humoral and cellular immunity differ?

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Humoral immunity uses antibodies, while cellular immunity uses T cells.

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What are memory cells?

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Cells that remember past infections and help the immune system respond more quickly upon re-exposure.

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Where is the genetic material of a virus found?

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In the virus's DNA or RNA.

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What is the role of antigens on a virus?

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Antigens are molecules on the surface of a virus that trigger an immune response.

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What is a virus?

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A microscopic infectious agent that can only replicate inside the living cells of an organism.

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What is the function of antibodies?

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Antibodies are proteins produced by B cells that specifically target and neutralize pathogens.

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How can viral infections be prevented?

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By washing hands regularly, eating a balanced diet, and getting vaccinated.

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What is the difference between a virus and bacteria?

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Viruses are smaller and require a host to replicate, while bacteria are single-celled organisms that can live independently.