EXSS 175 Lecture Notes - Lecture 7: Permanent Teeth, Gangrene, Lipid Metabolism
27 Oct 2017
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Why do we need food: food contains substances and energy the body needs, food must be broken down before it can be absorbed and used. What medical professions study the structures, functions, and disorders of by the body the digestive tract: gastroenterology for the upper end, proctology for the lower end. Defecation: mouth , pharynx and esophagus , stomach , small intestine , large intestine , rectum and anus , tube. What is the best word to describe the general structure of the digestive tract: the gastrointestinal tracts is a tube open at both ends for the transit and processing of food. 2 major divisions: divided into , upper gi tract, lower gi tract. What quadrants of the abdomen house the various structures of the digestive system? *note, some digestive structures may be in more than 1 quadrant: right upper, liver, gallbladder, ascending and of transverse colon. Small intestine and sigmoid colon: left upper, left lower, right lower, appendix, cecum.
