Erythrocytes and Hemoglobin Structure Quiz
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Questions and Answers

What can cause a drop in renal blood oxygen level?

  • Reduced demands for oxygen
  • Reduced numbers of leukocytes
  • Excess RBC destruction (correct)
  • Increased availability of oxygen at high altitudes
  • Which nutrient is more important for erythropoiesis in women during menstruation?

  • Amino acids
  • Vitamin B2
  • Vitamin B12
  • Iron (correct)
  • What is the average lifespan of erythrocytes?

  • 150 days
  • 90 days
  • 180 days
  • 120 days (correct)
  • What is anemia characterized by?

    <p>An abnormal low oxygen-carrying capacity of blood</p> Signup and view all the answers

    What is polycythemia characterized by?

    <p>An abnormal excess of erythrocytes</p> Signup and view all the answers

    Where do aged erythrocytes break up?

    <p>Liver and spleen</p> Signup and view all the answers

    What happens to hemoglobin fragments after erythrocyte breakdown?

    <p>Hydrolyzed to free iron</p> Signup and view all the answers

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