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ileum |
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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). ileum 1. the part of the small intestine between the jejunum and the caecum 2. the corresponding part in insects ileum [′il·ē·əm] (anatomy) The last portion of the small intestine, extending from the jejunum to the large intestine. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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