Haematopoiesis and Blood Cell Types Quiz
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Questions and Answers

Which type of cell is responsible for the production of thrombocytes?

  • Macrophage
  • Neutrophil
  • Megakaryocyte (correct)
  • Basophil
  • Which type of cell is involved in allergic reactions and releases histamine?

  • Neutrophil
  • Basophil (correct)
  • Eosinophil
  • Macrophage
  • Which type of cell is responsible for phagocytosis and plays a key role in the immune response?

  • Mast cell
  • Eosinophil
  • T lymphocyte
  • Macrophage (correct)
  • Which type of cell is responsible for antibody production?

    <p>Plasma cell</p> Signup and view all the answers

    Which type of cell is involved in cell-mediated immunity and can directly kill infected cells?

    <p>T lymphocyte</p> Signup and view all the answers

    Which of the following cell types is NOT derived from the common myeloid progenitor?

    <p>B lymphocyte</p> Signup and view all the answers

    Which organ produces erythropoietin in response to low oxygen levels?

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

    Which hormone controls iron absorption in the gastrointestinal tract and iron release from reticuloendothelial tissue?

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

    Which type of erythropoiesis is stimulated by acute anemia and results in rapid development of new red blood cells?

    <p>Stress erythropoiesis</p> Signup and view all the answers

    What condition is characterized by an abnormally low level of functional hemoglobin?

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

    Which vitamin is required for DNA synthesis during the proliferation phase of erythropoiesis?

    <p>Vitamin B12</p> Signup and view all the answers

    What can result in the production of poor-quality reticulocytes during erythropoiesis?

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

    What stimulates the production of erythropoietin during erythropoiesis?

    <p>Low red blood cell count</p> Signup and view all the answers

    Which nutrient deficiency is most likely to cause the formation of megaloblasts with a cut-salami pattern of immature chromatin during nuclear cytoplasmic maturation?

    <p>Folate deficiency</p> Signup and view all the answers

    What is the underlying cause of polychromasia, the blueness observed in reticulocytes?

    <p>Presence of ribosomal RNA</p> Signup and view all the answers

    What does the "left shift" refer to in the context of reticulocytosis?

    <p>Excess of young red cells</p> Signup and view all the answers

    Which type of leukocyte is the most abundant in the granulocyte population?

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

    During granulopoiesis, what happens to the nuclear DNA as the granulocytes mature?

    <p>Nuclear DNA condenses into a typical &quot;polymorphonuclear&quot; pattern</p> Signup and view all the answers

    What does the term "left shift" in granulocytes refer to?

    <p>Presence of immature granulocytes in the bloodstream</p> Signup and view all the answers

    Which of the following conditions is associated with a "left shift" in granulocytes?

    <p>Bacterial infection</p> Signup and view all the answers

    Which region of the abdomen is the spleen primarily located?

    <p>Left Hypochondrium</p> Signup and view all the answers

    Which term describes the location where the splenic artery and splenic vein enter and exit the spleen?

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

    Which organ is responsible for removing old erythrocytes and screening for pathogens?

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

    What is stored in the spleen as a result of the breakdown of red blood cells?

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

    Which part of the spleen is responsible for the removal of old erythrocytes?

    <p>Red pulp</p> Signup and view all the answers

    Which part of the spleen is involved in screening for pathogens and immune responses?

    <p>White pulp</p> Signup and view all the answers

    What is one of the storage functions of the spleen?

    <p>Stores platelets</p> Signup and view all the answers

    Which term describes the network of vascular channels within the spleen that allow blood to flow through?

    <p>Splenic sinusoids</p> Signup and view all the answers

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