Understanding Immunity Concepts

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Questions and Answers

What is the primary function of T cells?

  • To destroy the body's own cells that have been taken over by viruses or become cancerous (correct)
  • To induce an anaphylactic reaction in response to allergens
  • To produce antibodies that attack invading pathogens
  • To mark pathogens for destruction by phagocytes

Which of the following is a characteristic of granulocytes?

  • They are derived from monocytes
  • They do not have granules in their cytoplasm
  • They are classified as agranulocytes
  • They have large granules in their cytoplasm (correct)

What is the primary function of the complement cascade?

  • To mark pathogens for destruction by phagocytes (correct)
  • To produce antibodies that attack invading pathogens
  • To induce an anaphylactic reaction in response to allergens
  • To trigger inflammatory and cellular responses to injury or pathogens

What is the purpose of chemotaxis?

<p>To direct the migration of cells in response to a chemical stimulus (C)</p> Signup and view all the answers

What is the primary function of B cells?

<p>To produce antibodies that attack invading bacteria, viruses, and toxins (D)</p> Signup and view all the answers

What type of immunity is learned by the body based on previous exposure to pathogens?

<p>Specific Immunity (A)</p> Signup and view all the answers

Which type of immunity is fast and generally effective?

<p>Innate Immunity (B)</p> Signup and view all the answers

What process involves a cell binding to an item it wants to engulf and destroy, like a virus or an infected cell?

<p>Phagocytosis (C)</p> Signup and view all the answers

What are small proteins crucial in controlling the growth and activity of immune system cells and blood cells?

<p>Cytokines (B)</p> Signup and view all the answers

Which immune process uses opsonins to tag foreign pathogens for elimination by phagocytes?

<p>Opsonization (B)</p> Signup and view all the answers

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