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        | the body's defense system against disease |  | Definition 
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        | specialized fluid that is formed in the tissue spaces that returns excess fluids and protein molecules to the blood |  | Definition 
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        | vessels that carry lymph to its eventual return to the circulatory system |  | Definition 
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        | fluid located in the microscopic spaces between the cells |  | Definition 
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        | tiny, blind-ended tubes distributed in the tissue spaces |  | Definition 
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        | terminal vessel into which lymphatic vessels empty lymp; the duct then empties the lymph into the circulatory system |  | Definition 
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        | short vessel into which lymphatic vessels from the right upper quadrant of the body empty lymph; the duct then empties lymph into the circulatory system at the right subclavian vein |  | Definition 
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        | largest lymphatic vessel in the body |  | Definition 
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        | an enlarged pouch on the thoracic duct that serves as a storage area for lymph moving towards its point of entry into the venous system |  | Definition 
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        | performs biological filtration of lymph on its way to the circulatory system |  | Definition 
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        | small lymphatic vessels that carry lymphatic fluid towards the lymph node |  | Definition 
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        | return of an organ to its normal size after an enlargement; also retrograde or degenerative change |  | Definition 
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        | masses of lymphoid tissue; protect against bacteria, each side of throat |  | Definition 
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        | lymphoid tissue; bacteria prtoection; base of tongue |  | Definition 
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        | tonsil near posterior opening of the nasal cavity |  | Definition 
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        | largest lymphoid organ; filters blood, destrys worn out rbcs, salvages iron from hemoglobin, and serves as a blood resevoir |  | Definition 
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        | surgical removal of spleen |  | Definition 
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        | hypersensitivity of the immune system to relatively harmelss environmental antigens |  | Definition 
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        | shock resulting from a severe allergic reaction; may be fatal |  | Definition 
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        | the protective mechanisms that provide immediate, generic protection against any bacteria, toxin, or other injurious particle; also called innate immunity |  | Definition 
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        | nonspecific immune response produced in response to injury resulting in redness, pain, heat, and swelling and promoting moevement of wbcs to the affected area |  | Definition 
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        | the protective mechanisms that provide specific protection against certain type s of bacteria or toxins; adaptive immunity |  | Definition 
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        | deliberate artificial exposure to disease to produce acquired immunity |  | Definition 
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        | antigen binding sites, antigen receptor regions on antibody molecule; shape of a specific antigen |  | Definition 
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        | immunity that is produced when antibodies mae antirgens unable to harm the body |  | Definition 
 
        | antibody mediated immunity |  | 
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        | rapid fire series of chemical reactions involving proteins called complements which are triggered by certain antigen reactions and result in the formation of tiny protein rings that create holes in a foreighn cell and thus cause its destruction |  | Definition 
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        | any of several inactive enymes normally present in blood which when activated kill foreign cells by disolving them |  | Definition 
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        | specific antibody produced from a population of identical cells |  | Definition 
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        | fused or hybrid cells that continue to produces the same antibody as the original lymphocyte |  | Definition 
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        | macrophage found in spaces between the liver cells |  | Definition 
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        | macrophages that ingest particular matter in teh small air sacs of the lungs |  | Definition 
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        | small proteins produced by the immune system that inhibits virus multiplication |  | Definition 
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        | any of a family of many identical cells descended from a single parent cell |  | Definition 
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        | cell that remains in reserve in the lymph nodes until its ability to secrete antibodies is needed |  | Definition 
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        | cells that secrete copious amounts of antibody into the blood |  | Definition 
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