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3 Cards in this Set
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T lymphocytes |
Cell mediated immunity. Directly attack foreign cells, coordinate the immune response, active against parasites, viruses, fungi, intracellular bacteria, cancer cells. Cells with no self |
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B cells |
Activate when they recognize an antigen, divided into 2 cells types. 1. Memory cells- store information for future immune responses 2. Plasma cells- actively secrete antibodies which bind to atigen |
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Classes of antibodies |
IgG: most prevalent in blood IgM: first antibody produced in an immune response IgA: found in secretions including breast milk IgD: function is unclear IgE: plays a key role in allergic responses |
