Hem Lec 16

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Author:
CTEPBA
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301152
Filename:
Hem Lec 16
Updated:
2015-04-20 12:12:54
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Hem Lec 16
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Hem Lec 16
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  1. As a lymphocyte matures, the nuclear-cytoplasmic ratio_____.
    increases
  2. As a lymphocyte matures, the overall size _____.
    decreases
  3. As a lymphocyte matures, the number of nucleoli_____.
    decreases
  4. As a lymphocyte matures, the chromatin clumping_____.
    increases
  5. As a lymphocyte matures, the quantity of cytoplasm_____.
    decreases
  6. The percentage of lymphocytes as compared with the other types of leukocytes in the peripheral blood _____ as humans age?
    decreases
  7. If a patient has a total leukocyte count of
    20 × 109/L and a 50% lymphocyte count on the differential count, the absolute lymphocyte value is _____ × 109/L.
    10
  8. T lymphocytes constitute _____% of the blood lymphocytepool in adults.
    60–80
  9. Lymphocytes represent approximately _____% of the total circulating leukocytes in adults.
    35
  10. T cells are:?
    • Lymphocytes
    • helper or supportive type
  11. B cells are?
    Lymphocytes
  12. NK cells are classified as?
    effector lymphocytes
  13. which of the following statements is (are) true of T cells?
    Responsible for cellular immune responses. Responsible for chronic rejection in organ transplantation
  14. Which of the following statements is (are) true of B cells?
    Responsible for antibody responses
  15. An abnormal plasma cell with red-staining cytoplasm is a?
    Flame cell
  16. Give example of Secondary lymphoid tissue
    • Lymph nodes
    • spleen,
    • Payer patches of intestine
  17. give example of Primary lymphoid tissue?
    • red bone marrow
    • Thymus
  18. Not a lymphoid tissue?
    Liver

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