NURS 115 Exam 2 Study Guide
gastrointestinal (GI) tract the body system responsible for the digestion and absorption of nutrients and fluids mouth and salivary glands chew food, perceive taste, lubricate food with saliva and mucus esophagus moves food to stomach by swallowing stomach mixes food with digestive juices that break food into chyme liver produces bite to aid in digestion of food and absorption of nutrients gallbladder stores, concentrates, and later releases bile into the small intestine pancreas secretes sodium bicarbonate and enzymes for digesting carbohydrate, fat, and protein small intestine intestine juice mix with bile and chyme for digestion/absorption large intestine formation of defecation rectum/anus holds fecal contents defacation expelling solid, semisolid, and liquid waste factors affecting bowel elimination - diet (high fiber = high elimination) - physical activity (more activity = faster elimination) - psychological factors
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