large intestine

intestine /in·tes·tine/ (in-tes´tin) the part of the alimentary canal extending from the pyloric opening of the stomach to the anus.intes´tinal

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large intestine  the distal portion of the intestine, about 5 feet long, extending from its junction with the small intestine to the anus and comprising the cecum, colon, rectum, and anal canal.

small intestine  the proximal portion of the intestine, about 20 feet long, smaller in caliber than the large intestine, extending from the pylorus to the cecum and comprising the duodenum, jejunum, and ileum.

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large intestine

n.

The portion of the intestine that extends from the ileum to the anus, forming an arch around the convolutions of the small intestine and including the cecum, colon, rectum, and anal canal. Also called large bowel.

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large intestine

Etymology: L, largus, abundant, intestinum

the part of the digestive tract comprising the cecum; appendix; ascending, transverse, descending, and sigmoid colons; and rectum. The ileocecal valve separates the cecum from the ileum.

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large intestine,

n the portion of the digestive tract comprising the cecum; the appendix; the ascending, transverse, and descending colons; and the rectum. The ileocecal valve separates the cecum from the ileum.

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intestine

the part of the alimentary tract extending from the pyloric opening of the stomach to the anus. It is a musculomembranous tube lined with a secretory and/or absorptive mucosa, comprising the small intestine and large intestine; called also bowel and gut. See also intestinal tract.

Distended and congested loops of intestine in a cow with intussusception. By permission from Blowey RW, Weaver AD, Diseases and Disorders of Cattle, Mosby, 1997

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large intestine

cecum (1), colon, rectum.

small intestine

duodenum, jejunum, ileum.

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large

dimensionally big.

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large bietou

Dimorphotheca acuneata. See also osteospermum.

large chicken louse

see goniodesgigas.

large intestine

see cecum (1), colon, rectum.

large leaved lupine

lupinuspolyphyllus.

large liver fluke

see fascioloidesmagna, fasciolagigantica.

large roundworm

in swine called Ascaris suum.

large stomach worm

see haemonchus.

large strongyles

in horses are Strongylus vulgaris, S. edentatus, S. equinus; in donkeys S. asini.

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watershed infarct

Neurology Infarction of a region peripheral to 2 arteries and susceptible to ischemia; WIs are often hemorrhagic, as restoration of the circulation allows blood to flow into damaged capillaries and 'leak' into the ischemic tissue

Watershed infarctions-locations

Brain  After internal carotid artery occlusion, causing vascular 'steal' phenomena, or between the anterior and middle cerebral arteries, which may be compromised in circle of Willis occlusions, often in a background of generalized atherosclerosis and as a possible complication of directed therapeutic embolization; cerebral perfusion may be impaired by cardiac arrest, pericardial tamponade and ex-sanguination

Large intestine At either the splenic flexure, the site of anastomosis between the inferior and superior mesenteric arteries, or at the rectum, a region supplied by peripheral irrigation from the inferior mesenteric artery and the hypogastric artery