Erythrocyte Production Process Quiz
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Questions and Answers

What is the main function of hemoglobin?

  • Bind carbon dioxide to transport to the lungs
  • Initiate the formation of blood clots
  • Bind oxygen to transport to tissues (correct)
  • Produce stem cells for blood cell formation
  • How many protein chains make up a hemoglobin molecule?

  • Three
  • Four (correct)
  • Two
  • Five
  • What is the non-protein moiety that binds oxygen in hemoglobin?

  • Heme group (correct)
  • Globin chain
  • Proerythroblast
  • Hemocytoblast
  • Where does hematopoiesis primarily occur after birth?

    <p>Red bone marrow</p> Signup and view all the answers

    Which type of blood cell does megakaryoblasts give rise to?

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

    Where do all formed elements of blood originate from?

    <p>Red bone marrow</p> Signup and view all the answers

    What is the primary function of red blood cells?

    <p>Carrying oxygen from the lungs to every cell</p> Signup and view all the answers

    Which of the following is NOT a component found in red blood cells?

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

    What gives red blood cells their red color?

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

    Which factor does NOT influence the number of red blood cells in the body?

    <p>Enzyme levels</p> Signup and view all the answers

    What is the shape of a red blood cell?

    <p>Concave disk</p> Signup and view all the answers

    What characteristic of red blood cell membrane allows it to be flexible?

    <p>Fluid nature</p> Signup and view all the answers

    What stimulates erythropoiesis in response to decreased oxygen levels in the blood?

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

    Which cell is the first committed cell in the process of erythropoiesis?

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

    What is the role of testosterone in red blood cell production?

    <p>Stimulates red blood cell production</p> Signup and view all the answers

    Which hormone is secreted by the kidneys and liver to stimulate proerythroblasts in differentiating into erythroblasts?

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

    What is the normal range of red blood cell counts in adult females?

    <p>4.7-6.1 million cells per microliter</p> Signup and view all the answers

    Which nutrient is essential for hemoglobin synthesis?

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

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