| PICA | percutaneous transluminal coronary angioplasty; Porch Index of Communicative Abilities; posterior in... |
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| PP | diphosphate group; emphysema [pink puffers]; near point of accommodation [Lat. punctum proximum]; pa... |
| PPA | palpation, percussion, auscultation; pepsin A; phenylpropanolamine; phenylpyruvic acid; Pittsburgh p... |
| Sp | the most posterior point on the posterior contour of the sella turcica; species; specific; specimen;... |
| AP | 1) Alkaline Phosphatase = ALP 2) Amyloid Plasm... |
| ampulla of the saemicircular ducts | A nearly spherical enlargement of one end of each of the three saemicircular ducts, anterior, posterior, and lateral, where they connect with the utricle. Each contains a neuroepithelial crista ampullaris. Synonym: ampulla membranacea, membranous ampulla. (05 Mar 2000) |
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| ampulla of uterine tube | The wide portion of the uterine (fallopian) tube near the fimbriated extremity; it has a complexly folded mucosa with a columnar epithelium of mostly ciliated cells between which are secretory cells. Synonym: ampulla tubae uterinae. (05 Mar 2000) |
| ampulla of vater | A dilatation of the ducts (tubes) from the liver and pancreas at the point where they enter the small intestine (duodenum). (27 Sep 1997) |
| ampulla ossea | A circumscribed dilation of one extremity of each of the three bony saemicircular canals, anterior, posterior, and lateral; each contains an ampulla of the saemicircular ducts. Synonym: ampulla ossea, osseous ampulla. (05 Mar 2000) |
| ampulla recti | A dilated portion of the rectum just above the anal canal. Synonym: ampulla recti, ampulla of rectum. (05 Mar 2000) |
| ampulla tubae uterinae | The wide portion of the uterine (fallopian) tube near the fimbriated extremity; it has a complexly folded mucosa with a columnar epithelium of mostly ciliated cells between which are secretory cells. Synonym: ampulla tubae uterinae. (05 Mar 2000) |
| Vater's ampulla | The dilatation formed by junction of the common bile duct and the pancreatic ducts proximal to their opening into the lumen of the duodenum. (12 Dec 1998) |
| rectal ampulla | A dilated portion of the rectum just above the anal canal. Synonym: ampulla recti, ampulla of rectum. (05 Mar 2000) |
| membranous ampulla | A nearly spherical enlargement of one end of each of the three saemicircular ducts, anterior, posterior, and lateral, where they connect with the utricle. Each contains a neuroepithelial crista ampullaris. Synonym: ampulla membranacea, membranous ampulla. (05 Mar 2000) |
| phrenic ampulla | A physiologic localised dilatation of the distal oesophagus, commonly demonstrated by oesophagography. (05 Mar 2000) |
| Henle's ampulla | The dilation of the ductus deferens where it approaches its contralateral partner just before it is joined by the duct of the seminal vesicle. Synonym: ampulla ductus deferentis, Henle's ampulla. (05 Mar 2000) |
| hepatopancreatic ampulla | The dilation within the major duodenal papilla that normally receives both the common bile duct and the main pancreatic duct. Synonym: ampulla hepatopancreatica, duodenal ampulla, Vater's ampulla. (05 Mar 2000) |
| sphincter of hepatopancreatic ampulla | The smooth muscle sphincter of the hepatopancreatic ampulla within the duodenal papilla. Synonym: musculus sphincter ampullae hepatopancreaticae, Glisson's sphincter, hepatopancreatic sphincter, Oddi's sphincter. (05 Mar 2000) |
| diverticula of ampulla of ductus deferens | The irregular sacculations of the ampullary part of the ductus deferens near its termination in the ejaculatory duct. Synonym: diverticula ampullae ductus deferentis. (05 Mar 2000) |
| duodenal ampulla | The dilated portion of the superior part of the duodenum. Synonym: ampulla duodeni. See: duodenal cap. Synonym: hepatopancreatic ampulla. (05 Mar 2000) |