Antibodies and Immune System Quiz
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Questions and Answers

What happens to B cells following recognition of a foreign antigen by its B-cell receptor?

  • They produce and secrete antibodies
  • They differentiate into plasma cells (correct)
  • They undergo apoptosis
  • They activate mast cells
  • Which class of immunoglobulins has heavy chains known as gamma-chains?

  • IgM
  • IgA
  • IgG (correct)
  • IgE
  • Which effector function is associated with antibodies binding to antigens?

  • Complement activation
  • Antigen degradation
  • Mast cell activation
  • Enhanced phagocytosis (opsonization) (correct)
  • Which class of immunoglobulins has heavy chains known as mu-chains?

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

    What is the primary function of antibodies binding to antigens?

    <p>Enhanced phagocytosis (opsonization)</p> Signup and view all the answers

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