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ileum |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.04 sec. |
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ileum: 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. . ileumFinal and longest segment of the small intestine. It is the site of absorption of vitamin B12 (see vitamin B complex) and reabsorption of about 90% of conjugated bile salts. It extends about 13 ft (4 m), from the jejunum (middle section of the small intestine) to the ileocecal valve, where it joins the large intestine. Disorders produce vitamin B12 deficiency and extensive diarrhea (since bile salts in the large intestine interfere with water absorption). |
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? Mentioned in | ? References in periodicals archive | |
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Brain, lung, trachea, heart, duodenum, jejunum, ileum, liver, spleen, kidney, pancreas, and urine specimens were obtained separately and processed for virus isolation by injection into 10-day-old embryonated chicken eggs. Small intestines from cattle would be allowed to be used in human food and cosmetics--provided the distal ileum has been removed--under rules published last week by the Food and Drug Administration. Colonoscopic examination with biopsies through the colon and terminal ileum revealed changes consistent with Crohn's disease in the sigmoid colon and proximal transverse colon. |
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ileum
