| ascending part of duodenum | The terminal or fourth part of the duodenum, ascending from the horizontal part to the jejunum. Synonym: pars ascendens duodeni. (05 Mar 2000) |
|---|---|
| horizontal part of duodenum | pars horizontalis duodeni, inferior part of duodenum, pars inferior duodeni |
| sphincter of third portion of duodenum | A physiological sphincter supposedly located at the horizontal (inferior) portion of the duodenum. (05 Mar 2000) |
| superficial part of duodenum | See: duodenum. (05 Mar 2000) |
| superior flexure of duodenum | The flexure at the junction of the superior and descending parts of the duodenum. Synonym: flexura duodeni superior. (05 Mar 2000) |
| superior part of duodenum | superior part of duodenum |
| suspensory muscle of duodenum | A broad flat band of smooth muscle and fibrous tissue attached to the right crus of the diaphragm and to the duodenum at its junction with the jejunum. Synonym: musculus suspensorius duodeni, Treitz's ligament, Treitz's muscle. (05 Mar 2000) |
| descending part of duodenum | descending part of duodenum |
| duodenum | <anatomy> The first or proximal portion of the small intestine, extending from the pylorus to the jejunum, so called because it is about 12 fingerbreadths in length. Origin: L. Duodeni = twelve at a time (18 Nov 1997) |
| inferior flexure of duodenum | The bend at the junction of the descending and horizontal parts of the duodenum. Occasionally a bend, the left inferior duodenal flexure, occurs at the junction of the horizontal and ascending parts. Synonym: flexura duodeni inferior. (05 Mar 2000) |
| inferior part of duodenum | pars horizontalis duodeni, inferior part of duodenum, pars inferior duodeni |
| longitudinal fold of duodenum | A fold of mucosa on the medial wall of the descending part of the duodenum above the major duodenal papilla, probably caused by the relation to the common bile duct. Synonym: plica longitudinalis duodeni. (05 Mar 2000) |
| ampulla | Origin: L. 1. A narrow-necked vessel having two handles and bellying out like a jug. 2. A cruet for the wine and water at Mass. The vase in which the holy oil for chrism, unction, or coronation is kept. 3. <biology> Any membranous bag shaped like a leathern bottle, as the dilated end of a vessel or duct; especially the dilations of the semicircular canals of the ear. Source: Websters Dictionary (01 Mar 1998) |
| ampulla canaliculi lacrimalis | A slight dilation at the angle of the lacrimal canaliculus immediately beyond the lacrimal punctum. Synonym: ampulla canaliculi lacrimalis. (05 Mar 2000) |
| ampulla chyli | A dilated sac at the lower end of the thoracic duct into which the intestinal trunk and two lumbar lymphatic trunks open; it occurs inconstantly and when present is located posterior to the aorta on the anterior aspect of the bodies of the first and second lumbar vertebrae. Synonym: ampulla chyli, chyle cistern, chylocyst, Pecquet's cistern, Pecquet's reservoir, receptaculum chyli, receptaculum pecqueti. (05 Mar 2000) |