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duodenum |
Also found in: Medical, Wikipedia, Hutchinson | 0.06 sec. |
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duodenum: see intestine intestine, muscular hoselike portion of the gastrointestinal tract extending from the lower end of the stomach (pylorus) to the anal opening. In humans this fairly narrow (about 1 in./2. ..... Click the link for more information. ; pancreas pancreas (păn`krēəs), glandular organ that secretes digestive enzymes and hormones. ..... Click the link for more information. . duodenumFirst and shortest (9–11 in., or 23–28 cm) segment of the small intestine. It curves down and then up from the pylorus of the stomach, where chyme enters it. Ducts from the pancreas and gallbladder bring in bicarbonate to neutralize stomach acid, pancreatic enzymes to further digestion, and bile salts to break up fats. Nutrient absorption begins in the lower duodenum, which has a mucous lining. Exposure to stomach acid makes the upper duodenum susceptible to peptic ulcers, the duodenum's most common problem. Compression of the lower duodenum between the liver, pancreas, and major blood vessels can require surgery. duodenum the first part of the small intestine, between the stomach and the jejunum How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Si seguito a credere e a sostenere, a Lukones, fosse stata la spada del Pesce-spada a perforargli la parete del duodeno, all'incontro d'una svolta pericolosissima. |
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