White Blood Cells and Platelets Quiz
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Questions and Answers

Which type of white blood cell (WBC) is most abundant in the human body?

  • Neutrophils (correct)
  • Macrophages
  • Lymphocytes
  • Eosinophils

    • What are platelets primarily composed of?

  • Cellular fragments without a nucleus (correct)
  • Macrophages and lymphocytes
  • Complete red blood cells
  • Whole cells with a nucleus

    • What is the primary function of neutrophils in the immune system?

  • Regulating blood clotting
  • Transporting oxygen in the blood
  • Producing antibodies
  • Engulfing and digesting pathogens (correct)

    • Which of the following statements regarding macrophages is true?

    <p>Macrophages help initiate the immune response by presenting antigens.</p> Signup and view all the answers

    What does a high red blood cell (RBC) count typically indicate?

    <p>Dehydration or high altitude adaptation</p> Signup and view all the answers

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