Hyperimmune Reactions in Microbiology
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Questions and Answers

Which type of hypersensitivity reaction is commonly called allergy?

  • Type IV
  • Type II
  • Type III
  • Type I (correct)

    • What type of antibodies mediate Type II hypersensitivity reactions?

  • IgM and IgE
  • IgG and IgM (correct)
  • IgD and IgE
  • IgA and IgE

    • What is the general mechanism of Type I hypersensitivity reaction?

  • Exposure to an allergen activates T cells to form IgE-secreting plasma cells
  • Exposure to an allergen activates B cells to form IgE-secreting plasma cells (correct)
  • Exposure to an allergen activates T cells to form IgG-secreting plasma cells
  • Exposure to an allergen activates B cells to form IgG-secreting plasma cells

    • What are the antigens that stimulate Type I hypersensitivity reactions called?

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

    In Type III hypersensitivity reactions, what forms immune complexes with antigens?

    <p>C. IgG antibodies</p> Signup and view all the answers

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