Hematopoiesis and Blood Cell Production
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Questions and Answers

Where does hematopoiesis occur in adults?

  • Long bones and lymph nodes
  • Marrow of flat bones and others (correct)
  • Liver and spleen
  • Marrow, liver, spleen
  • What stimulates blood vessel production during hematopoiesis?

  • Lymphocytes
  • Erythrocytes
  • Erythropoietin
  • Vascular endothelial growth factor (correct)
  • Which cell line gives rise to RBCs, granular leukocytes, monocytes, neutrophils, eosinophils, and platelets in red bone marrow?

  • Lymphoid progenitor cell
  • Erythrocyte precursor cell
  • Erythropoietin-producing cell
  • Multipotential Hematopoietic stem cell (correct)
  • What is the immature red blood cell that leaves the bone marrow and enters the bloodstream?

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

    In infants, where does hematopoiesis occur?

    <p>Marrow of all bones, lymph nodes</p> Signup and view all the answers

    What is the protein that stimulates the production of blood vessels during hematopoiesis?

    <p>Vascular endothelial growth factor</p> Signup and view all the answers

    What is the main function of granulocytes?

    <p>Engulf and eat bacteria</p> Signup and view all the answers

    Which type of cells are important for allergic reactions and inflammation?

    <p>Mast Cells</p> Signup and view all the answers

    What is the function of Neutrophils?

    <p>Move to site of infection and phagocytose bacteria/debris</p> Signup and view all the answers

    Which cells are involved in cell-mediated immunity and recognizing antigen to destroy pathogens?

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

    What is the primary function of Natural Killer Cells?

    <p>Recognize and kill abnormal cells</p> Signup and view all the answers

    Which type of leukocyte is released by the bone marrow as monocytes?

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

    Which leukocyte plays a key role in parasitic infections and allergic reactions?

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

    What is the main function of Mast Cells?

    <p>Secrete histamine and heparin</p> Signup and view all the answers

    Where does hematopoiesis occur in infants?

    <p>Marrow of all bones and lymph nodes</p> Signup and view all the answers

    What is the primary area for hematopoiesis in adults?

    <p>Marrow of flat bones and others</p> Signup and view all the answers

    Which cell line gives rise to RBCs, granular leukocytes, monocytes, neutrophils, eosinophils, and platelets in red bone marrow?

    <p>Multipotential Hematopoietic stem cell</p> Signup and view all the answers

    What is the process by which RBCs are produced?

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

    What stimulates blood vessel production during hematopoiesis?

    <p>Vascular endothelial growth factor</p> Signup and view all the answers

    Where does erythrocyte maturation occur?

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

    What is the primary function of Eosinophils?

    <p>Play a key role in allergic reactions and parasitic infections</p> Signup and view all the answers

    Which cells are involved in cell-mediated immunity and recognizing antigen to destroy pathogens?

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

    What is the main function of Monocytes?

    <p>Engulf and eat bacteria</p> Signup and view all the answers

    What stimulates the production of blood vessels during hematopoiesis?

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

    What is the primary function of Mast Cells?

    <p>Release histamine and heparin</p> Signup and view all the answers

    What is the immature red blood cell that leaves the bone marrow and enters the bloodstream?

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

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