Host Defense: Physical and Cellular Barriers
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Questions and Answers

Which of the following is an example of a physical/mechanical barrier in the host defense system?

  • Antibodies
  • Dryness (correct)
  • Enzymes
  • Low pH (Acidity)

    • What is the function of goblet cells in the host defense system?

  • Secreting enzymes
  • Enhancing microbial growth
  • Producing sticky mucus that entraps microbes (correct)
  • Producing antibodies

    • Which type of immunity is characterized as innate, inborn, inherited, and natural?

  • Innate immunity (correct)
  • Acquired immunity
  • Specific immunity
  • Adaptive immunity

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