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lymphatic vocab
| Question | Answer |
|---|---|
| allergen | substance that causes an allergy |
| antibody | specialized substance produced by the body that can provide immunity against a specific antigen |
| antigen | any substance that is recognized as foreign and activates an immune response |
| chyle | thick, whitish liquid consisting of lymph and tiny fat globules absorbed from the small intestine |
| edema | condition in which excessive fluid collects in bodily tissue and causes swelling |
| fever | abnormally high body temperature brought about as a response to infection or severe physical injury |
| histamine | chemical compound released by injured cells that causes local blood vessels to enlarge |
| immunity | body's ability to defend itself against pathogens or other foreign material |
| inflammation | response to injury or infection of body tissues, marked by redness, heat, swelling and pain. |
| interferon | protein compound released by cells infected with a virus to prevent that virus from reproducing in nearby normal cells |
| lacteals | specialized lymph capillaries in the villi of the small intestine |
| lymph | slightly yellowish but clear fluid found within lymph vessels |
| lymphocyte | type of white blood cell produced in lymph nodes, bone marrow, and the spleen that defends the body against infection by producing antibodies |
| macrophage | large white blood cell that engulfs and destroys bacteria, viruses, and other foreign substances in the lymph |
| natural killer cell | aka NK cell, a type of lymphocyte that patrols the body and destroys foreign or abnormal cells |
| phagocyte | type of white blood cell capable of engulfing and digesting particles or cells harmful to the body |
| phagocytosis | process by which a phagocyte engulfs and destroys particles or cells harmful to the body |
| spleen | lymphoid organ located in the upper left part of the abdomen that stores blood, destroys old red blood cells, and filters pathogens from the blood |
| t cell | aka t lymphocyte, a type of lymphocyte that matures in the thymus and that attacks any foreign substance in the body |
| thoracic duct | main lymph vessel in the body, which transports lymph from the lower half and upper left part of the body |
| thymus | glandular organ consisting of lymphoid tissue located behind the top of the breastbone that produces specialized lymphocytes; reaches maximum development in early childhood |
| tonsils | 3 pairs of masses of lymphatic tissue located on either side of the inner wall of the throat, near the rear opening of the nasal cavity, and near the base of the tongue |
| vaccine | substance made of weakened or killed bacteria or viruses infected into the body to stimulate the production of antibodies specific to that particular infectious disease |
| villi | tiny fingerlike projections on the inner lining of the small intestine that increase the rate of nutrient absorption by greatly increasing the intestine's surface area. |
Created by:
sarahanatomy
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