EBR EMS Chapter 13 Definitions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| AIDS | disease in which the HIV virus attacks the T cells, thereby compromising the body's immune system
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| antibodies | substance produced by the body that destroys or inactivates a specific substance that has entered the body
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| antigen | substance that, when introduced into the body, causes formation of antibodies against it
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| adenoid | glandlike; adenoids or pharyngeal tonsils, are paired lymphoid structures in the nasopharynx
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| anaphylactic shock | shock resulting from a severe allergic reactions, may be fatal
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| B-cell | a lymphocyte; activated B cells develop into plasma cells, which secrete antibodies into the blood
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| cell mediated immunity | resistance to disease organisms resulting from the actions of cells; chiefly sensitized T cells
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| cisterna chylia | an enlarged pouch on the thoracic duct that serves as a storage area for lymph moving toward its point of entry into the venous system
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| clone | any of a family of many identical cells descended from the single "parent" cell
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| combining sites | antigen binding sites, antigen receptor regions on antibody molecule
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| complement | any of several inactive enzymes normally present in blood, which, when activated, kill foreign cells by dissolving them
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| complement cascade | rapid fire series of chemical reactions involving proteins called complements, which are triggered by certain antibody-antigen reactions, and resulting in the formation of tiny protein rings that create holes in a forgein cell and cause its destruction
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| humoral immunity | immunity that is produced when antibodies make antigens unable to harm the body
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| inflammatory response | nonspecific immune process produced in response to injury and resulting in redness, pain, heat, and swelling and promoting movement of white blood cells to the affected area
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| interferon | small proteins produced by the immune system that inhibit virus multiplication
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| interstitial fluid | fluid located in the microscopic spaces between the cells
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| Kupffer cell | macrophage found in spaces between liver cells
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| lymph | specialized fluid formed in the tissue spaces that returns excess fluid and protein molecules to the blood
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| macrophage | phagocytic cells in the immune system
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| memory cells | cells that remains in the reserve in the lymph nodes until its ability to secrete antibodies is needed
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| monoclonal antibodies | specific antibody produced from a population of identical cells
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| nonspecific immunity | protective mechanisms that provide immediate, generic protection against any bacteria, toxin, or other injurious particle
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| plasma cells | cells that secrete copious amounts of antibody into the body
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| specific immunity | protective mechanisms that provide specific protection against certain types of bacteria or toxins
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| splenectomy | surgical removal of the spleen
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| T cell | another name for a T lymphocyte
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