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fibrin

(Encyclopedia)fibrin: see blood clotting.

platelet

(Encyclopedia)platelet: see blood clotting.

thrombin

(Encyclopedia)thrombin: see blood clotting.

thrombocyte

(Encyclopedia)thrombocyte: see blood clotting. ...

thromboplastin

(Encyclopedia)thromboplastin: see blood clotting. ...

quinidine

(Encyclopedia)quinidine kwĭnˈĭdēnˌ [key], heart muscle relaxant used to maintain regular heart rhythm patterns. It is an alkaloid chemically similar to quinine and, like quinine, occurs naturally in some speci...

Pyramus and Thisbe

(Encyclopedia)Pyramus and Thisbe pĭrˈəməs, thĭzˈbē [key], in classical mythology, youth and maiden of Babylon, whose parents opposed their marriage. Their homes adjoined, and they conversed through a crevice...

capillary

(Encyclopedia)capillary kăpˈəlĕrˌē [key], microscopic blood vessel, smallest unit of the circulatory system. Capillaries form a network of tiny tubes throughout the body, connecting arterioles (smallest arter...

caisson

(Encyclopedia)caisson kāˈsən, –sŏn [key] [Fr.,=big box], in engineering, a chamber, usually of steel but sometimes of wood or reinforced concrete, used in the construction of foundations or piers in or near a...

AIDS, in medicine

(Encyclopedia)AIDS or acquired immunodeficiency syndrome, fatal disease caused by a rapidly mutating retrovirus that attacks the immune system and leaves the victim vulnerable to infections, malignancies, and neuro...