Embryology

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Author:
sthomp88
ID:
51935
Filename:
Embryology
Updated:
2010-12-06 02:07:13
Tags:
white blood cells aka leukocytes
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Description:
leukocytes and stuff 1
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  1. What is another name for white blood cells?
    leukocytes
  2. true or false. Red blood cells have no nucleus
    true
  3. The most common white blood cell and first cell to appear at injury site
    neutrophil
  4. What percent of white blood cells is made up with neutrophils?
    60-70%
  5. What is another name for neutrophil?
    polymorphonuclear luekocyte (PMN)
  6. What are the 5 types of leukocytes?
    • neutrophils
    • lymphocytes
    • monocytes
    • eosinophils
    • basophils
  7. neutrophils are seen as________
    pus
  8. neutrophils are_____ ______, meaning they break things down
    lysosomal enzymes
  9. neutrophils are active in___________, they are eaters
    phagocytosis
  10. What are the second most common type of leukocyte?
    lymphocytes
  11. What percentage of all leukocytes do the lymphocytes make up?
    20-25%
  12. What are the 3 different types of lymphocytes?
    • NK cells (natural killer)
    • T cells
    • B cells
  13. Where do the NK cells of the lymphocytes mature?
    in the bone marrow
  14. which cells are the first line of defense against tumors or virally infected cells and just kill everything!?
    NK cells
  15. The smartest cells of lymphocytes that send chemical messages to other cells
    T cells
  16. Where do the T cells of the lymphocytes mature?
    in the thymus
  17. These cells activate and direct other immune cells
    T cells
  18. AIDS causes a decrease in which type of cell?
    T cells
  19. Where do the B cells of the lymphocytes mature?
    in the bone marrow and 'bean' (lymph node)
  20. B cells differentiate into_________cells
    plasma
  21. plasma cells produce one of 5____________ (______________)
    • immunoglobins
    • antibodies
  22. What are the 5 immunoglobins (antibodies)
    • IgA
    • IgE
    • IgD
    • IgG
    • IgM
  23. have markers from the plasma cells so that other white blood cells know what to destroy
    immunoglobins (antibodies)
  24. type of antibody that fight microorganisms in body fluids
    IgA
  25. type of antibody that can cause allergy hypersensitivity because it causes the release of histamine
    IgE
  26. 2 types of antibodies that activates B cell lymphocytes
    • IgD
    • IgM
  27. type of antibody that is a major antibody and can pass immunity through the placental barrier
    IgG
  28. immunoglobins bind to certain_____________(________) to form an immune complex that disables the immunogen - why vaccination works!
    immunogens (antigens)
  29. Is there anyway to treat bacterial or viral infections that you haven't been vaccinated for?
    no
  30. type of leukocyte that is soon to be a macrophage
    monocyte
  31. Monocytes are_______in the bloodstream, and_______in the tissue
    • monocytes
    • macrophages
  32. monocytes eat bacteria and viruses by what mechanism?
    phagocytosis
  33. monocytes are___________, meaning they break things down
    lysosomal enzymes
  34. leukocyte that are allergy induced immune responses, and eat immune complexes
    eosinophil
  35. leukocytes that become mast cells in the tissue
    basophils
  36. basophils are__________in the blood stream, and__________cells in the tissue
    • basophils
    • mast
  37. What chemicals do basophils produce?
    hisiamine and heparin
  38. produces hisiamine and heparin
    basophils
  39. leukocyte that is an allergy response and produces hisiamine and heparin
    basophil
  40. Disorder when the body attacks itself
    autoimmune

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