Chapter 8 Blood and Clotting - Key Concepts Quiz
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Questions and Answers

What is the primary function of red blood cells (RBCs)?

  • To transport oxygen throughout the body (correct)
  • To regulate blood pressure
  • To initiate the clotting process
  • To produce lymphocytes for immune function

    • Which of the following is a characteristic of iron deficiency anemia?

  • Increased mean cell volume (MCV)
  • Increased transferrin saturation
  • Microcytosis (small, pale RBCs) (correct)
  • Decreased transferrin levels

    • What is the primary cause of anemia in older adults?

  • Anemia of chronic inflammation or chronic disease (correct)
  • Decreased gastrointestinal iron intake
  • Increased iron requirements due to rapid growth
  • Increased menstrual losses

    • What is a potential age-related change in the bone marrow?

    <p>Fatty infiltration decreasing functional tissue</p> Signup and view all the answers

    Which of the following is a factor that can contribute to hypercoagulation (increased clotting) in older adults?

    <p>Increased von Willebrand factor (vWF) synthesis</p> Signup and view all the answers

    What is the primary function of red blood cells (RBCs)?

    <p>Transport of oxygen and carbon dioxide</p> Signup and view all the answers

    What is the normal range for hematocrit in adult males?

    <p>39% to 54%</p> Signup and view all the answers

    Which of the following is a characteristic of hemoglobin S, the abnormal hemoglobin found in sickle cell disease?

    <p>It can form rigid polymers that deform red blood cells into a sickle shape</p> Signup and view all the answers

    What is the primary function of platelets in the blood?

    <p>Blood clotting</p> Signup and view all the answers

    What is the normal range for mean cell volume (MCV) in adults?

    <p>80 to 100 fL</p> Signup and view all the answers

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