Natural vs Acquired Immunity Overview
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Questions and Answers

Which type of immunity is present at birth and provides broad protection?

  • Acquired immunity
  • Active acquired immunity
  • Natural immunity (correct)
  • Passive acquired immunity
  • What is the first line of defense in the natural immunity system?

  • Inflammatory responses
  • Production of antibodies
  • Chemical and physical barriers (correct)
  • Activation of phagocytes
  • Which type of immunity develops after birth as a result of exposure to an antigen?

  • Passive acquired immunity
  • Natural immunity
  • Active acquired immunity
  • Acquired immunity (correct)
  • In acquired immunity, what is the source of antibodies in passive acquired immunity?

    <p>Antibodies come from outside the body</p> Signup and view all the answers

    What is the third line of defense in the immune system?

    <p>Acquired immunity</p> Signup and view all the answers

    Which gender is more likely to have autoimmune disorders?

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

    How does increasing age affect the immune system's ability to respond to infection?

    <p>It reduces the ability to respond</p> Signup and view all the answers

    What type of immunity involves the body producing its own antibodies?

    <p>Active acquired immunity</p> Signup and view all the answers

    Which line of defense involves the activation of phagocytes?

    <p>Second line of defense</p> Signup and view all the answers

    What is the term used to describe a substance that triggers an immune response?

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

    What is the primary reason for the body's slower response to infection in the elderly?

    <p>Fewer phagocytes</p> Signup and view all the answers

    How can adequate intake of vitamins and protein affect the immune response?

    <p>It can decrease immune response</p> Signup and view all the answers

    What role do childhood and adult immunizations play in acquired immunity?

    <p>They play a significant role</p> Signup and view all the answers

    Which of the following is NOT a factor that can affect immune response?

    <p>Dietary habits</p> Signup and view all the answers

    Why is lymph node assessment important?

    <p>Enlarged lymph nodes are associated with inflammation or infection</p> Signup and view all the answers

    What is the difference between lymphadenopathy and lymphadenitis?

    <p>Lymphadenopathy is a disease of the lymph nodes, while lymphadenitis is an infection</p> Signup and view all the answers

    Which laboratory finding is NOT associated with an allergic response?

    <p>C-reactive protein levels</p> Signup and view all the answers

    Which type of allergy testing involves direct application of the suspected allergen to the sensitive tissue?

    <p>Provocative testing</p> Signup and view all the answers

    Which of the following is NOT a precaution for preparing a patient for allergy testing?

    <p>Instruct the patient to take antihistamines before the test</p> Signup and view all the answers

    Which type of hypersensitivity reaction involves the body developing IgE antibodies after initial exposure to an antigen?

    <p>Type I (Rapid or Anaphylactic)</p> Signup and view all the answers

    What is the most dangerous type of allergic reaction?

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

    What is the initial medication of choice for treating anaphylaxis?

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

    What is the classification of epinephrine?

    <p>Adrenergic Agonist, Catecholamine</p> Signup and view all the answers

    What is the primary action of antihistamines in managing allergic reactions?

    <p>Blocks histamine release in small blood vessels</p> Signup and view all the answers

    Which type of hypersensitivity reaction involves T-cells and macrophages, but not antibodies?

    <p>Type IV</p> Signup and view all the answers

    Which of the following is an example of a Type V hypersensitivity reaction?

    <p>Graves' disease</p> Signup and view all the answers

    What is the primary management approach for Type IV hypersensitivity reactions?

    <p>Prevention and avoiding the allergen</p> Signup and view all the answers

    Which of the following is NOT a common trigger for allergic reactions?

    <p>Bacterial infections</p> Signup and view all the answers

    What is the primary action of corticosteroids in managing allergic reactions?

    <p>Anti-inflammatory</p> Signup and view all the answers

    What is the purpose of desensitization therapy for allergies?

    <p>To gradually increase the body's production of IgD antibodies to block IgE antibodies</p> Signup and view all the answers

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