Histology Midterm Blood Questions Maktbt Hamed

15 Questions | Total Attempts: 793

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Histology Quizzes & Trivia

HIST 112 Maktbt Hamed Self Assessment Midterm


Questions and Answers
  • 1. 
    1. One of the following is (falsel about Mature Red Blood Corpuscles.
    • A. 

      A. Rounded biconcave discs.

    • B. 

      B. Considered as true cells that contain nuclei and cell organelles.

    • C. 

      C. Can adhere to one another forming roulaux appearance.

    • D. 

      D. Can change their shape to squeeze into narrow capillaries.

  • 2. 
    Concerning Blood Ervthrocvtes. only one of the following statements is (false)
    • A. 

      A. Their number is 5 million / mm3 blood.

    • B. 

      B. They are true cells that contain nucleus and organelles.

    • C. 

      C. They are rounded biconcave discs.

    • D. 

      D. Their increase in number is termed polycythemia.

  • 3. 
    Regarding blood leucocytes. only one of the following statements is (false)
    • A. 

      A. They are true cells.

    • B. 

      B. Their increase in number is called Leucopenia.

    • C. 

      C. They are capable of amoeboid movement.

    • D. 

      D. Their total number varies from 4000 - 11000.

  • 4. 
    One of the fol lowing is (false) about neutrophil leucocytes.
    • A. 

      A. By EM contain azurophilic and specific granules.

    • B. 

      B. Phagocytic cells secreting proteolytic enzymes.

    • C. 

      C. Increase in number in acute infections.

    • D. 

      D. Possess horse shoe shaped nucleus.

  • 5. 
    One of the following is (false) about neutrophils.
    • A. 

      A. Increase in acute pyogenic infection.

    • B. 

      B. Contain azurophilic granules.

    • C. 

      C. Their nuclei are horse-shoe shaped.

    • D. 

      D. One type of granular leucocytes.

  • 6. 
    One of the following is (false) about eosinophil leucocytes.
    • A. 

      A. Contain segmented horse-shoe nucleus.

    • B. 

      B. Are one of the granular leucocytes.

    • C. 

      C. Larger in diameter than blood monocytes.

    • D. 

      D. Are concerned with removal of histamine.

  • 7. 
    Only one of the following is (true) about basophilic leucocytes.
    • A. 

      A. Contain large retractile acidophilic granules.'

    • B. 

      B. Have segmented loubulated nucleus.

    • C. 

      C. Secrete eosinophil chemotactic factor.

    • D. 

      D. The percentage is 20%of the circulating WBCs.

  • 8. 
    Concerning Small lymphocytes, only one is (false) in the 4 following statements.
    • A. 

      A. C) Form 15-20 % of circulating white blood cells.

    • B. 

      B. Have large rounded densely stained nucleus.

    • C. 

      C. Increase in number in acute pyogenic infections.

    • D. 

      Include small T and small B cells.

  • 9. 
    One of the following is (false) regarding Monocytes.
    • A. 

      A. Their diameter is 16-20 % micrometer.

    • B. 

      B. (J) Their nucleus is segmented (loubulated).

    • C. 

      C. Their cytoplasm has a frosted glass appearance.

    • D. 

      D. They are highly phagocytic cells.

  • 10. 
    Only one of the following is (falser about Blood Platelets.
    • A. 

      A. The largest blood elements.

    • B. 

      B. Concerned with blood clotting.

    • C. 

      C. Contain central (granulomere).

    • D. 

      D. Contain peripheral hyalomere.

  • 11. 
    Concerning the blood platelets, one of the following statements is (false).
    • A. 

      A. Fragments of Megakaryocyte.

    • B. 

      B. Concerned with blood coagulation.

    • C. 

      C. The number varies between 200,000 and 400,000 .

    • D. 

      D. Their size is 8-12 Um.

  • 12. 
    Concerning Bone Marrow, all the following cells are found . except one.
    • A. 

      A. Stem cells.

    • B. 

      B. Fat cells.

    • C. 

      C. Macrophages.

    • D. 

      D. Plasma blast

  • 13. 
    All the following changes occur during Ervthropoisis except one.
    • A. 

      A. Nucleus disappears.

    • B. 

      B. Size of cells decrease.

    • C. 

      C. Specific granules appear in cytoplasm.

    • D. 

      D. Cytoplasm change to acidophilic.

  • 14. 
    One character only is (false) about normoblasts.
    • A. 

      A. Has eccentric nucleus.

    • B. 

      B. Filled with hemoglobin.

    • C. 

      C. Has basophilic cytoplasm.

    • D. 

      D. Not found in circulating blood.

  • 15. 
    One character only is (false) about Reticulocytes.
    • A. 

      A. Slightly larger than RBCs.

    • B. 

      B. Constitute 7-10 % of the circulating blood.

    • C. 

      C. Stained with brilliant cresyl blue.

    • D. 

      D. Contain basophilic reticulum of polysomes.

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