| intestinum rectum | Straight intestine. See: rectum. (05 Mar 2000) |
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| intestinum | 1. The digestive tube passing from the stomach to the anus. It is divided primarily into the intestinum tenue (small intestine) and the intestinum crassum (large intestine). Synonym: bowel, intestine. 2. Inward; inner. Origin: neuter of intestinus Synonym: gut. Origin: L. Intestinus, internal, ntr. As noun, the entrails, fr. Intus, within (05 Mar 2000) |
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| intestinum caecum | <anatomy> A blind pouch-like commencement of the colon in the right lower quadrant of the abdomen at the end of the small intestine. The appendix is a diverticulum that extends off the caecum. (13 Nov 1997) |
| intestinum crassum | <anatomy> Also called the colon, this structure has 6 major divisions: caecum, ascending colon, transverse colon, descending colon, sigmoid colon and rectum. The total length is approximately 5 feet in the adult and it is responsible for forming, storing and expelling waste matter. (27 Sep 1997) |
| intestinum ileum | Twisted intestine. See: ileum. (05 Mar 2000) |
| intestinum jejunum | Empty intestine. See: jejunum. (05 Mar 2000) |
| intestinum tenue | <anatomy, gastroenterology> The small intestine is composed of three sections: duodenum, jejunum and ileum. All are involved in the absorption of nutrients. The total length of the small intestine is approximately 22 feet. (27 Sep 1997) |
| intestinum tenue mesenteriale | The freely movable portion of the small intestine supplied with a mesentery, comprising the jejunum and ileum. Synonym: mesenteric portion of small intestine. (05 Mar 2000) |
| ampulla of rectum | A dilated portion of the rectum just above the anal canal. Synonym: ampulla recti, ampulla of rectum. (05 Mar 2000) |
| benign lymphoma of the rectum | A rectal polyp composed of lymphoid tissue with follicle formation, covered by mucosa. (05 Mar 2000) |
| rectum | <anatomy> The last portion of the large intestine (colon) that communicates with the sigmoid colon above and the anus below. (27 Sep 1997) |
| perineal flexure of rectum | The anteroposterior curve with convexity anteriorward of the last portion of the rectum. Synonym: flexura perinealis recti, anorectal angle, anorectal flexure. (05 Mar 2000) |
| per rectum | By or through the rectum, denoting a method of medication. Origin: L. (05 Mar 2000) |
| muscular coat of rectum | Muscular layer of the wall of the rectum. Synonym: tunica muscularis recti. (05 Mar 2000) |
| sacral flexure of rectum | The anteroposterior curve with concavity anteriorward of the first portion of the rectum. Synonym: flexura sacralis recti. (05 Mar 2000) |
| quantum rectum | See: Q.R. Origin: L. However much is correct (05 Mar 2000) |