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chapter 8
digestive system
| Term | Definition |
|---|---|
| anorexia nervosa | eating disorder characterized by a false perception of body appearance. This leads to an intense fear of gaining weight and refusal to maintain a normal body weight. |
| antiemetic | a medication that is administered to prevent or relieve nausea and vomiting |
| aphthous ulcers | also known as canker sores or mouth ulcers, are grey-white pits with a red border in the soft tissues lining the mouth |
| botulism | (food poisoning) a rare, but very serious, condition transmitted through contaminated food or an infected wound |
| bulimia nervosa | an eating disorder characterized by frequent episodes of binge eating followed by compensatory behaviors such as self-induced vomiting or the misuse of laxatives, diuretics, or other medications. |
| cachexia | a condition of physical wasting away due to the loss of weight and muscle mass that occurs in patients with diseases such as advanced cancer or AIDS. |
| cholecystalgia | pain in the gallbladder |
| cholecystectomy | the surgical removal of the gallbladder. |
| cirrhosis | progressive degenerative disease of the liver that is often caused by excessive alcohol use or by viral hepatitis B or C |
| colonoscopy | the direct visual examination of the inner surface of the entire colon from the rectum to the cecum |
| Crohn's Disease | a chronic autoimmune disorder that can occur anywhere in the digestive tract; however, it is most often found in the ileum and in the colon |
| diverticulitis | the inflammation of one or more diverticula in the colon |
| Dyspepsia | also known as indigestion, is pain or discomfort in digestion |
| Dysphagia | difficulty in swallowing |
| Enteritis | an inflammation of the small intestine caused by eating or drinking substances contaminated with viral and bacterial pathogens |
| Esophageal varices | enlarged and swollen veins at the lower end of the esophagus |
| Esophagogastroduodenscopy | an endoscopic procedure that allows direct visualization of the upper GI tract which includes the esophagus, stomach, and upper duodenum |
| hematemesis | the vomiting of blood |
| Hepatitis | an inflammation of the liver |
| hital hernia | a condition in which a portion of the stomach protrudes upward into the chest, through an opening in the diaphragm |
| inguinal hernia | the protrusion of a small loop of bowel through a weak place in the lower abdominal wall or groin. |
| jaundice | a yellow discoloration of the skin, mucous membranes, and the eyes. |
| morbid obesity | the condition of weighing two to three times, or more, than the ideal weight or having a body mass index value greater than 39. |
| peristalisis | a series of wave-like contractions of the smooth muscles in a single direction |
| regurgitation | the return of swallowed food into the mouth |
| salmonellosis | also referred to as salmonella, is transmitted by food that is contaminated by feces. |
| ulcerative colitis | a chronic condition of unknown cause in which repeated episodes of inflammation in the rectum and large intestine cause ulcers and irritation |
| volvulus | the twisting of the intestine on itself that causes an obstruction |
| an/o | anus |
| chol/e | bile or gall |
| cholecyst/o | gallbladder |
| col/o, colon/o | colon |
| -emesis | vomiting |
| enter/o | small intestines |
| esophag/o | esophagus |
| gastr/o | stomach |
| hepat/o | liver |
| -lithiasis | presence of stones |
| -pepsia | digestion |
| -phagia | swallowing |
| -proct/o | rectum |
| sigmoid/o | sigmoid colon |