Hematopoiesis and Blood Cell Types
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Questions and Answers

Which cells are the progenitors for all cells that arise in the blood?

  • Hematopoietic stem cells (correct)
  • Platelets
  • Red blood cells
  • White blood cells
  • Where does hematopoiesis primarily take place?

  • Spleen
  • Kidney
  • Bone marrow (correct)
  • Liver
  • What is the hormone that stimulates red blood cell production?

  • Cortisol
  • Thyroxine
  • Insulin
  • Erythropoietin (EPO) (correct)
  • What is the lifespan of a red blood cell?

    <p>120 days</p> Signup and view all the answers

    Where are old red blood cells eliminated from the body?

    <p>Spleen</p> Signup and view all the answers

    Which cells produce the hormone erythropoietin?

    <p>Peritubular cells in the kidney</p> Signup and view all the answers

    What is the function of mature white blood cells?

    <p>Host defense</p> Signup and view all the answers

    What happens to iron in hemoglobin when old red blood cells are phagocytosed?

    <p>It is recycled for use in new red blood cells</p> Signup and view all the answers

    What is the lifespan of a red blood cell?

    <p>120 days</p> Signup and view all the answers

    How much blood does an adult male have?

    <p>5.5 Liters</p> Signup and view all the answers

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