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Are You Allergy-Prone?
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Are You Allergy-Prone?

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Questions and Answers

Which cells are activated in individuals prone to allergies?

  • Th1 cells
  • NK cells
  • B cells
  • Tfh cells (correct)
  • What is the consequence of the activation of Th2 and IL-4-secreting Tfh cells in response to protein antigens or chemicals that bind to proteins?

  • Delayed hypersensitivity
  • Immediate hypersensitivity (correct)
  • Humoral immunity
  • Cell-mediated immunity
  • What is the role of IL-4 and IL-13 secreted by Th2 cells in allergic reactions?

  • Promote eosinophilic inflammation
  • Increase mucus secretions
  • Induce tissue motility
  • Stimulate B lymphocytes to switch to IgE-producing plasma cells (correct)
  • Which cells are responsible for inflammation and eosinophil activation at peripheral sites of allergic reactions?

    <p>Th2 cells</p> Signup and view all the answers

    Which cells are primarily involved in isotype switching to IgE in lymphoid organs?

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

    Which cells migrate to peripheral tissues, while others remain in secondary lymphoid organs?

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

    Which type of cells have a strong genetic basis for the propensity to differentiate into IL-4 and IL-5 producing cells?

    <p>Th2 cells</p> Signup and view all the answers

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