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8 Cards in this Set
- Front
- Back
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What is Innate Immunity?
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non-specific defense mechanisms, including phagocytic cells.
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What is Adaptive Immunity?
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specific immune responses, including antibody production by B cells and the selection of active T cells with a T cell receptor.
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What is an antigen?
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anything causing an immune response
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What is a pathogen?
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disease causing microorganism
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Define tolerance (in biological terms).
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non-reactivity of the immune system to self
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What is Autoimmunity?
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immune reaction to self; failure of tolerance
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What are Chemokines?
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They are released by pathogens and infected tissues and attract lymphocytes.
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What are Cytokines?
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They are released by cells to signal action by other cells.
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