Leukocytes
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Questions and Answers

Which of the following is NOT a major function of blood?

  • Protection
  • Regulation
  • Respiration (correct)
  • Transportation
  • What is the liquid portion of blood called?

  • Serum
  • Leukocytes
  • Plasma (correct)
  • Erythrocytes
  • What is the percentage of plasma in blood?

  • 75%
  • 55% (correct)
  • 45%
  • 65%
  • What is the percentage of formed elements in blood?

    <p>45%</p> Signup and view all the answers

    Which of the following is NOT a formed element of blood?

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

    What is the liquid present after blood coagulation called?

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

    Which of the following is NOT a function of white blood cells?

    <p>Transporting oxygen</p> Signup and view all the answers

    Which type of stem cells give rise to red blood cells, platelets, and most white blood cells except for lymphocytes?

    <p>Myeloid stem cells</p> Signup and view all the answers

    Which type of stem cells give rise to B-lymphocytes and T-lymphocytes?

    <p>Lymphoid stem cells</p> Signup and view all the answers

    Which hormone increases the number of red blood cell precursors?

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

    Which hormone increases the number of platelet precursors?

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

    Which type of white blood cells contain granules in their cytoplasm?

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

    Which type of white blood cells do not contain granules in their cytoplasm?

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

    Which type of white blood cells are nucleated cells?

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

    Which type of leukocytes combat the effects of histamine in allergic reactions and combat parasitic worms?

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

    Which type of leukocytes differentiate into tissue plasma cells that produce antibodies?

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

    What is the function of platelets in the blood?

    <p>To stop blood loss from damaged vessels</p> Signup and view all the answers

    What is hemostasis?

    <p>The stoppage of bleeding</p> Signup and view all the answers

    What is the gel-like network of insoluble protein fibers in which the formed elements of blood are trapped?

    <p>Blood clot</p> Signup and view all the answers

    What is the term for abnormal clotting in an unbroken blood vessel?

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

    What are substances that inhibit coagulation and are present in blood?

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

    Which of the following blood groups carries both A and B antigens?

    <p>AB type</p> Signup and view all the answers

    Which of the following blood groups carries neither the A nor B antigen?

    <p>O type</p> Signup and view all the answers

    In the Rh system, individuals whose erythrocytes have Rh agglutinogens are classified as what?

    <p>Rh+</p> Signup and view all the answers

    In the Rh system, individuals who lack the Rh agglutinogen are classified as what?

    <p>Rh-</p> Signup and view all the answers

    What happens if a transfusion is conducted using incompatible blood?

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

    What are the major blood groups?

    <p>ABO and Rh groups</p> Signup and view all the answers

    What are the other blood groups in addition to ABO and Rh groups?

    <p>Lewis, Kell, Kidd, and Duffy systems</p> Signup and view all the answers

    What are the antibodies in the ABO system that react with foreign agglutinogens?

    <p>Anti-A and anti-B</p> Signup and view all the answers

    What is the purpose of agglutinogens in the ABO system?

    <p>Determine blood types</p> Signup and view all the answers

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