Acquired Immunity
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Questions and Answers

Which of the following best describes acquired immunity?

  • The destruction of antibodies and lymphocytes after exposure to an antigen.
  • The formation of antigens after exposure to antibodies and lymphocytes.
  • The development of allergies after exposure to antigens.
  • The production of antibodies and lymphocytes after exposure to an antigen. (correct)
  • What is the main cause of AIDS?

  • The formation of antibodies and lymphocytes after exposure to an antigen.
  • The production of antigens after exposure to antibodies and lymphocytes.
  • The human immunodeficiency virus (HIV). (correct)
  • The development of allergies after exposure to antigens.
  • Which of the following best describes an allergy?

  • A condition caused by the destruction of antibodies
  • An abnormal hypersensitivity acquired by exposure to an allergen (correct)
  • A normal reaction to foreign substances in the body
  • A reaction caused by an overactive immune system
  • What is an allergen?

    <p>A substance capable of causing a specific hypersensitivity in a body; an antigen.</p> Signup and view all the answers

    What is anaphylaxis?

    <p>An exaggerated or unusual hypersensitivity to foreign proteins</p> Signup and view all the answers

    What do antibodies do?

    <p>Destroy or weaken antigens</p> Signup and view all the answers

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