Hypersensitivity Reactions and IgE Levels Quiz
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Questions and Answers

What is the hallmark of allergic diseases?

  • Production of IgE antibody (correct)
  • Production of IgD antibody
  • Production of IgA antibody
  • Production of IgM antibody
  • Where are mast cells abundant, making them the most common sites for immediate hypersensitivity reactions?

  • In the lymph nodes
  • In adipose tissue
  • In the bloodstream
  • Under epithelia and connective tissues (correct)
  • Which type of immune response is characterized by the secretion of IL-4, IL-5, and IL-13?

  • Type 3 immune response
  • Type 4 immune response
  • Type 2 immune response (correct)
  • Type 1 immune response
  • What triggers nonatopic hypersensitivity reactions?

    <p>Exercise</p> Signup and view all the answers

    What do healthy individuals typically not respond to or have only harmless responses to?

    <p>Common environmental antigens</p> Signup and view all the answers

    Which cells require previous T cell dependent allergen specific IgE production by B cells for sensitization?

    <p>Mast cells</p> Signup and view all the answers

    What is the result of re-exposure to an allergen?

    <p>Activation of mast cells</p> Signup and view all the answers

    Which component is NOT typically found in house dust that can trigger allergic reactions?

    <p>Pollen grains</p> Signup and view all the answers

    What can be a consequence of Anaphylaxis in severe cases?

    <p>Cardiovascular collapse</p> Signup and view all the answers

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