Blood Questions
Practice Questions on Blood
Page 1

  1. The term that refers to the percentage of packed erythrocytes per unit volume of blood is the:
    1. Differential Count
    2. Hemoglobin
    3. Hematocrit
    4. Hemopoiesis

  2. Which of the following is a circulating blood cell that is capable of differentiating into a plasma cell?
    1. Neutrophil
    2. Basophil
    3. B lymphocyte
    4. T lymphocyte
    5. Monocyte

  3. The component of plasma responsible for maintaining the osmotic pressure of blood is:
    1. Plasmin
    2. Albumin
    3. Fibrinogen
    4. Gamma globulin
    5. Plasminogen activator

  4. Erythrocytes:
    1. Enter the circulation only after becoming fully mature
    2. Undergo mitosis in the circulation in response to erythropoietin
    3. Are removed from the circulation after about 120 days by macrophages
      in the spleen, liver, and bone marrow
    4. Have mitochondria and are capable of oxidative respiration
    5. None of the above

  5. Plasma is:
    1. Blood that has no red blood cells
    2. The liquid portion of blood including the clotting factors
    3. The liquid portion of blood minus the clotting factors
    4. The proteins of blood

  6. Excessive destruction of erythrocytes is characteristic of:
    1. Thalassemia
    2. Aplastic anemia
    3. Pernicious anemia
    4. Hemolytic anemia

  7. A hematocrit of 80 would be considered:
    1. Polycythemia
    2. Anemia
    3. Thrombocytopenia
    4. Leukemia

  8. During hemoglobin recycling in the spleen, heme is initially converted into:
    1. Bilirubin
    2. Stercobilin
    3. Urobilin
    4. Urobilinogen

  9. The Fe3+ portion of the hemoglobin is eventually:
    1. Converted into transferrin in the large intestine
    2. Converted into ferritin in the kidney
    3. Excreted from the body
    4. All of the above
    5. None of the above

  10. An increased neutrophil count is typically associated with:
    1. An ongoing bacterial infection
    2. Neutropenia
    3. Allergic reactions
    4. An ongoing parasitic infection

  11. ________________ eventually become macrophages.
    1. Neutrophils
    2. Basophils
    3. Monocytes
    4. Macrocytes
    5. Lymphocytes

  12. Hypoxia induces the kidneys to produce:
    1. Platelets
    2. Thrombopoietin
    3. Erythrocytes
    4. Erythropoietin
    5. Intrinsic Factor

  13. The first phase of hemostasis is:
    1. Separation of globin and heme
    2. Activation of Prothrombin
    3. Platelet aggregation
    4. Vascular spasm

  14. Which of the following activates platelets during hemostasis?
    1. Eosinophil degranulation
    2. Exposed collagen or endothelial basement membrane
    3. Fibrin thread formation
    4. Thromboplastin

  15. The phase of coagulation that begins with exposed endothelial collagen is the:
    1. Extrinsic pathway
    2. Intrinsic pathway
    3. Common pathway
    4. Fibrin stabilization phase

  16. An individual with type B+ blood has which of the following antibodies in their blood?
    1. anti-A and anti-O
    2. anti-B and anti-Rh
    3. anti-A
    4. anti-B
    5. anti-Rh

  17. Which of the following blood cells have some properties similar to connective tissue mast cells?
    1. Basophils
    2. Neutrophils
    3. Eosinophils
    4. Lymphocytes>
    5. Monocytes

  18. Examples of erythrocytes can be found in almost all histological sections. Therefore, knowledge of the approximate diameter of a red blood cell is useful because it can serve as a built-in ruler on the tissue section. Which of the following best describes the diameter of red cells?
    1. 5-6um
    2. 6-7um
    3. 7-8um
    4. 8-9um
    5. 9-10um

    MATCHING. Select from the following terms. Some may be used more than once or not at all!

    1. Lymphocytes
    2. Monocytes
    3. Eosinophils
    4. Basophils
    5. Neutrophils
    6. All of the above

  19. Leukocytes
  20. Least numerous of the circulating leukocytes
  21. First line of cellular defense against a bacterial invasion
  22. Found in the buffy coat in a hematocrit tube
  23. Most numerous of the circulating leukocytes
  24. Specific granules contain heparin and histamine
  25. Capable of diapedesis
  26. May be found in loose connective tissue
  27. Together, leukocytes and platelets comprise approximately _____ percent of total blood volume.
    1. 1
    2. 15
    3. 23
    4. 10

  28. Which of the following might trigger erythropoiesis?
    1. Increased tissue demand for O2
    2. Decreased tissue demand for O2
    3. An increased number of RBCs
    4. Moving from a high altitude to a lower altitude

  29. An individual who is blood type AB negative:
    1. Can receive any blood type in moderate amounts except that with the Rh antigen
    2. Can donate to all blood types in moderate amounts
    3. Can receive types A, B, and AB but not type O
    4. Can donate to types A, B, and AB but not to type O

  30. Which of the following is not a phase of hemostasis?
    1. Vascular spasm
    2. Fibrinolysis
    3. Platelet plug formation
    4. Coagulation

  31. Which of the following is characteristic of all leukocytes?
    1. They are nucleated
    2. They have lobed mitochondria
    3. They have cytoplasmic granules
    4. They are phagocytic


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