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digestive system
(Encyclopedia)CE5 Digestive system digestive system, in the animal kingdom, a group of organs functioning in digestion and assimilation of food and elimination of wastes. Virtually all animals have a digestive ...bibliography
(Encyclopedia)bibliography. The listing of books is of ancient origin. Lists of clay tablets have been found at Nineveh and elsewhere; the library at Alexandria had subject lists of its books. Modern bibliography b...gastrointestinal system
(Encyclopedia)gastrointestinal system: see digestive system. ...circulatory system
(Encyclopedia)CE5 Circulatory system circulatory system, group of organs that transport blood and the substances it carries to and from all parts of the body. The circulatory system can be considered as compose...duodecimal system
(Encyclopedia)duodecimal system: see numeration. ...endocrine system
(Encyclopedia)endocrine system ĕnˈdəkrĭn, body control system composed of a group of glands that maintain a stable internal environment by producing chemical regulatory substances called hormones. The endocrine...examination system
(Encyclopedia)examination system: see Chinese examination system. ...expert system
(Encyclopedia)expert system, a computer system or program that uses artificial intelligence techniques to solve problems that ordinarily require a knowledgeable human. The method used to construct such systems, kno...geocentric system
(Encyclopedia)geocentric system: see Ptolemaic system. ...heliocentric system
(Encyclopedia)heliocentric system: see Copernican system. ...Browse by Subject
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