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Definition
third line of defense t cells and b cells |
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Dual nature of Adaptive Immunity |
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Definition
T and B cells develop from stem cells in red bone marrow |
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Definition
a substance that causes the body to produce specific Ab or sensitized T cells |
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interact with epitopes or antigenic determinants |
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antigen combined with carrier molecules |
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reduces number of infectious units to be dealt with |
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Definition
coating antigen with antibody enhances phagocytosis |
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Definition
causes inflammation and cell lysis |
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antibody-dependent cell-mediated immunity |
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Definition
antibodies attached to target cells cause destruction by macrophages, eosinophils, and NK cells |
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Definition
blocks adhesion of bacteria and viruses to mucosa, and also blocks attachment of toxin |
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Definition
amount of antibody in serum |
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Definition
occurs after initial contact with antigen |
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secondary response or amnestic response |
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Definition
occurs after second exposure |
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naturally acquired active immunity |
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Definition
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naturally acquired passive immunity |
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Definition
transplacental or cia colostrum |
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artificially acquired active immunity |
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Definition
injection of antigen (vaccination) |
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artificially acquired passive immunity |
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Definition
the study of reactions between antibodies and antigens |
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the generic term for serum because it contains antibody |
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