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11 Cards in this Set
- Front
- Back
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Non Specific defense
FEVER |
Defense mechanism:
promotes interferon activity -accerating metabolic rate and tissue repair -inhibiting pathogen reproduction |
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a cytokine
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, interlukin 1, called a pyrogen
-secreted by macrophages, stimulates anterior hypothalamus to secrete protoglandin E(PGE) which resets body thermostat higher |
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bad temperture
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>105 may cause delerium
111 - 115 coma, death |
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stages of fever
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onset, stadium, defervescent
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specific immunity requires
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previous exposure
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specific immunity provides
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immunity to specific pathogen
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specific immunity after re-exposure
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when exposed to the same pathogen the body will respomd so quickly there is no noticible illness.
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specific immunity
2 types |
cellular immunity
humoral immunity |
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cellular immunity
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cell mediated(T cells)
-attach foreign or infected cells |
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humoral immunity
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antibody mediated B cells
-attack extracellular viruses, bacteria or non-cellular pathogens |
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specific immunity depends
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on lymphocytes
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