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chapter 9
| Question | Answer |
|---|---|
| Digestion begins in the mouth. | true |
| The pancreas is a gland that has both endocrine and exocrine functions. | true |
| Varicose veins that develop in the esophagus are called esophageal varices. | true |
| Gastroesophageal Reflux Disease (GERD) may be caused by an incompetent pyloric sphincter. | false |
| Hydrochloric acid aids protein digestion. | true |
| Hydrochloric acid secretion is under nerve and hormonal control. | true |
| The muscular contractions of peristalsis intensify the pain associated with gastric ulcers. | true |
| Acid reducers are more effective for peptic ulcers than are antacids. | true |
| One of the most common forms of food poisoning is caused by the bacterium Helicobacter pylori. | false |
| Diverticulitis is caused by intolerance to gluten, a protein component of wheat. | false |
| With a proper diet, celiac disease can be prevented. | false |
| Because of the chronic blood loss, anemia often accompanies ulcerative colitis. | true |
| Polyps usually give no symptoms unless a malignancy develops. | true |
| Hemorrhoids are varicose veins in the lining of the intestine or colon. | false |
| Treatment for hemorrhoids includes adding fiber and water to the diet. | true |
| Irritable bowel syndrome is like chronic ulcerative colitis, in that there are lesions, tumors, and ulcerations. | false |
| The fulminating form of hepatitis B is always fatal. | true |
| In the absence of lipid enzymes from the pancreas, fat cannot be digested, resulting in greasy stools with a foul odor. | true |
| Infectious diarrheal disease are the leading cause of death in children worldwide. | true |
| Chyme passes from the stomach into the small intestine through the _____ sphincter. | pyloric |
| Most digestion occurs in the first part of the small intestine, the _____. | duodenum |
| _____ is secreted by the liver and stored in the gallbladder. | Bile |
| The most serious danger in esophageal varices is _____. | bleeding |
| The painful symptoms of _____ frequently occur at night when the body is horizontal and relaxed. | GERD |
| _____, inflammation of the lining of the abdominal cavity, usually results when digestive enzymes enter the cavity. | Peritonitis |
| _____ is a normal inhabitant of human or animal intestines. | Escherichia coli |
| The worm-like shape of the appendix is located on the _____. | cecum |
| Treatment for _____ involves elimination of gluten from the diet. | Celiac disease |
| Regional enteritis most frequently affects the _____. | colon |
| The typical symptoms of _____ include diarrhea with pus, blood, and mucus in the stool. | ulcerative colitis |
| Colorectal cancer grows _____ | slowly and tends to remain localized |
| A _____ occurs when the intestine pinches as it protrudes through muscle of the body wall. | hiatal or inquinal hernia |
| Causes of _____ include heredity, poor dietary habits, inadequate fiber, overuse of laxatives, and lack of exercise. | hemorrhoids |
| _____ results when the contents of the small intestine are rushed through the large intestine. | Diarrhea |
| Inflammation of the gallbladder is usually associated with _____. | gallstones |
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