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Cards In This Set
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Acquired immunity
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Formation of antibodies and lymphocytes after exposure to an antigen
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Adenoids
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Masses of lymphatic tissue in the nasopharynx
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Antibody
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Protein produced by B cell lymphocytes to destroy antigens
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Antigen
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Substance that the body recognizes as foreign; evokes an immune response.
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Axillary node
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Any of the 20 to 30 lymph nodes in the armpit.
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B cell
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Lymphocyte that originates in the bone marrow and transforms into a plasma cell to secrete antibodies.
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Cell-mediated immunity
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An immune response involving T lymphocytes; antigens are destroyed by direct action of cells, as opposed to be antibodies.
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Cervical node
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One of many lymph nodes in the neck region.
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Cytokine
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Protein (made by T lymphocytes) that aids antigen destruction.
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Cytotoxic T cell
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T lymphocyte that directly kills foreign cells.
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Dendritic cell
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Cell (specialized macrophage) that ingests antigens and presents them to T cells.
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Helper T cell
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Lymphocyte that aids B cells in recornizing antigens and stimulating antibody production; also called T4 cell or CD4+ cell
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Humoral immunity
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Immune response in which B cells transform into plasma cells and secrete antibodies.
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Immune response
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Body's capacity to resist foreign organisms and toxins that can damage tissue and organs; humoral and cell-mediated immunity.
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Immunoglobulins
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Antibodies (gamma globulins) such as IgA, IgE, IgC, IgM and IgD that are secreted by plasma cells in humoral immunity.
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