Microbiology and Parasitology for Nursing: Host Defense Mechanism Unit IV Quiz
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Questions and Answers

In the host-parasite relationship, what does the parasite refer to?

  • The person carrying the disease
  • The resistance of the host
  • The natural resistances
  • The microorganism causing harm (correct)

    • What does the term 'host' mean in microbiology and parasitology?

  • Creature living on a host's body
  • Natural resistances with which a person is born
  • Living organism providing shelter to another organism (correct)
  • Dependence on antibody production

    • Which of the following substances causes the body to make an immune response?

  • Immunoglobulin
  • Pathogens (correct)
  • Antibodies
  • Toxins

    • What is innate immunity also known as?

    <p>Non-specific immunity</p> Signup and view all the answers

    How does innate immunity differ from acquired immunity?

    <p>Innate immunity is non-specific, while acquired immunity is specific.</p> Signup and view all the answers

    Which type of immunity depends on the ability of the body to recognize and dispose of foreign microorganisms?

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

    What is the first line of defense in innate immunity?

    <p>Physical and chemical barriers</p> Signup and view all the answers

    Which body site utilizes lactobacilli as a defense mechanism?

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

    What does the respiratory tract use to move mucus constantly to the throat for defense?

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

    Which condition can hinder the effectiveness of the gastrointestinal tract's defense mechanism?

    <p>Reduced stomach acid</p> Signup and view all the answers

    What is a major component of the external defense system responsible for enhanced effectiveness through antimicrobial secretions?

    <p>The Skin</p> Signup and view all the answers

    Which body site is negatively impacted by the reduced numbers of lactobacilli due to douching and antibiotic therapy?

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

    In what body site is it crucial to avoid reduced movement of ciliated cells to maintain defense?

    <p>Respiratory Tract</p> Signup and view all the answers

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