Innate Defenses and Skin Protection Quiz
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Questions and Answers

What is the role of mucus in the respiratory, digestive, and reproductive epithelia as a surface membrane barrier?

  • Transporting pathogens out of the body
  • Trapping microorganisms and preventing their entry into the body (correct)
  • Neutralizing pathogens with enzymes
  • Providing a physical barrier against pathogens
  • How does the acid mantle in the vagina act as a protective barrier against pathogens?

  • It neutralizes pathogens with acidic enzymes
  • It inhibits the growth of most bacteria and fungi (correct)
  • It physically blocks pathogens from entering the vagina
  • It transports pathogens out of the body
  • What is the function of lysosomes in tears and saliva as a surface membrane barrier?

  • Destroying pathogens (correct)
  • Creating a physical barrier against pathogens
  • Neutralizing pathogens with enzymes
  • Transporting pathogens out of the body
  • How do nasal hairs contribute to the body's defence against pathogens?

    <p>Filtering and trapping microorganisms</p> Signup and view all the answers

    What is the primary function of sweat and sebum in the epidermal surface?

    <p>Maintaining a protective barrier against pathogens</p> Signup and view all the answers

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