Immunology
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4 Terms
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Immunity Main Function
prevent/limit infections through a variety of defenses
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Innate Immunity
primary defense system
nonspecific
no memory
limits entry of microorganisms:
-skin
-respiratory cilia
-pH of stomach (acidic/low)
-normal flora of throat
-colon
-vagina
limits growth of microorganisms:
-NK cells
-neutrophils
-macrophages
-complement
-fever
-etc,
responds rapidly
targets widely shared microbe molecular patterns
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Adaptive Immunity
occurs only after exposure to agent
long term memroy
imrpoves the more exposed
components:
-b-cells
-t-cells
antibody+t-cell-mediated immunity
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B-Cells Features
Note 
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