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| | Dorlands Medical Dictionary (Site not responding. Last check: 2007-10-16) |
 | | cras´sum [TA] large intestine: the distal portion of the intestine, about five feet long, extending from its junction with the small intestine to the anus; it comprises the cecum, colon, rectum, and anal canal. |
 | | te´nue [TA] small intestine: the proximal portion of the intestine, smaller in caliber than the large intestine, and about twenty feet long, extending from the pylorus to the cecum; it comprises the duodenum, jejunum, and ileum. |
 | | There are four varieties: colic, involving segments of the large intestine; enteric, involving only the small intestine; ileocecal, in which the ileocecal valve prolapses into the cecum, drawing the ileum along with it; and ileocolic, in which the ileum prolapses through the ileocecal valve into the colon. |
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