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20 Cards in this Set
- Front
- Back
- 3rd side (hint)
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neutrophils, eosinophils, and basophils are all?
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granular leukocytes
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lymphocytes and mononcytes are what type of leukocytes (WBCs)?
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Agranular leukocytes
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what type of WBC negates the effect of histamine in alergic reactions and can phagocitize anitgen anitbody complexes?
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eosinophil
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what WBC increases inflammatory response?
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basophil
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what WBC functions in phagositosis and contain strong oxidants?
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neutrophil
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what are the types of lymphocytes?
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T cells
B cells natural killer cells |
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lymphocytes can live for?
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months or years
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when you have an abnormaly high level of WBCs in your blood it is called?
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Leukocytosis; a protective response to invaders
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when you have an abnormaly low level of WBCs it is called?
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leukopenia
this is never beneficial |
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what is the general function of WBCs?
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combat invaders
how? |
phagocytosis or imune responses
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if a white blood cell leaves the blood stream to fight infection will it ever return to the blood?
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no, but lymphocytes can
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the process at which WBCs leave the blood is called?
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emigration
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chemical released by microbes and inflamed tissue that attract phagocytes and macrophages is called?
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chemotaxis.
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what WBC respond to tissue damage or invaders?
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neutrophils
how do they kill the bacteria? |
lysozymes, strong oxidants, and defensins
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monocytes take longer to arrive but arrive in larger?
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numbers and kill more microbes.
how do they do this? |
they enlarge and differentiate into wondering macrophages
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what WBC leaves the capillarie and releases granules containing heparin, histamine, and seratonin at sites of inflammation intensifying inflammatory reaction?
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Basophilia
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what WBC leaves the capillarie and enters tissue fluid releasing histaminase, phagocytize antigen- antibody complexs?
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eosinophils
what is this effective against? |
parasitic worms and allergic reactions
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which lymphocytes destroy beacteria and inactivate their toxins?
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B Cells
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which lymphocyte attacks viruses, fungi, transplanted cells, cancer cells and some bacteria?
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T Cells
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which lymphocyte attacks a wide variety of infectious microbes, and can even kill our own cells if they turn to tumor cells?
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natural killer cells- NK
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