| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
|---|---|
| pRCA | posterior right coronary artery |
| PSA | parasternal short axis; pleomorphic salivary gland adenoma; polyethylene sulfonic acid; polysacchari... |
| PSC | patient services coordination; Porter-Silber chromogen; posterior subcapsular cataract; primary scle... |
| PSI | posterior sagittal index; problem solving information; prostaglandin synthetic inhibitor; psychologi... |
| posterior border of radius | The ridge on the radius that extends from the tuberosity to the tubercle on the posterior aspect of the distal extremity. Synonym: margo posterior radii. (05 Mar 2000) |
|---|---|
| posterior border of testis | The rounded posterior portion of the testis into which the vessels enter. Synonym: margo posterior testis. (05 Mar 2000) |
| posterior border of ulna | The sinuous palpable subcutaneous ridge on the posterior aspect of the ulna that extends from near the olecranon to the styloid process, demarcating "anterior" (flexor) from "posterior" (extensor) compartments of forearm. Synonym: margo posterior ulnae. (05 Mar 2000) |
| posterior brachial cutaneous nerve | <anatomy, nerve> A branch of the radial nerve supplying the skin of the posterior surface of the arm. Synonym: nervus cutaneus brachii posterior, posterior cutaneous nerve of arm. (05 Mar 2000) |
| posterior brachial region | The back of arm. Synonym: facies brachialis posterior, regio brachialis posterior, posterior brachial region, posterior surface of arm. (05 Mar 2000) |
| posterior branch of great auricular nerve | <anatomy, nerve> Provides general sensory fibres to skin of posterior auricle and over mastoid process. Synonym: ramus posterior nervi auricularis magni. (05 Mar 2000) |
| posterior branch of inferior pancreaticoduodenal artery | <anatomy, artery> The more dorsal of the two branches into which the inferior pancreaticoduodenal artery bifurcates; supplies uncinate process and head of pancreas, as well as the third and fourth parts of the duodenum; anastomoses with the posterior branch of the superior pancreaticuduodenal artery. Synonym: ramus posterior arteriae pancreaticoduodenalis inferioris. (05 Mar 2000) |
| posterior branch of lateral cerebral sulcus | The long, posteriorly-directed continuation of the lateral cerebral sulcus which extends between the temporal lobe inferiorly and the parietal lobe superiorly, its termination surrounded by the supramarginal gyrus. Synonym: ramus posterior sulci lateralis cerebri. (05 Mar 2000) |
| posterior branch of obturator artery | <anatomy, artery> Branch of obturator artery giving rise to acetabular branch and supplying muscles attached to ischium. Synonym: ramus posterior arteriae obturatoriae. (05 Mar 2000) |
| posterior branch of obturator nerve | <anatomy, nerve> Branch supplying obturator externus muscle, then passing posterior to adductor brevis, supplying it and the adductor portion of the adductor magnus muscle. Synonym: ramus posterior nervi obturatorii. (05 Mar 2000) |
| posterior branch of recurrent ulnar artery | <anatomy, artery> Contributes to blood supply of flexor carpi ulnaris and to articular network of elbow. Synonym: ramus posterior arteriae recurrentis ulnaris. (05 Mar 2000) |
| posterior branch of renal artery | <anatomy, artery> Terminal branch of renal artery (with anterior branch) becoming the posterior segmental artery of kidney. Synonym: ramus posterior arteriae renalis. (05 Mar 2000) |
| posterior branch of right branch of portal vein | <anatomy, vein> Posterior segmental branch of portal vein; branch to posterior segments of right lobe of liver. Synonym: ramus posterior rami dextri venae portae hepatis. (05 Mar 2000) |
| posterior branch of right hepatic duct | Hepatic duct branch draining bile from posterior segments of right lobe of liver. Synonym: ramus posterior ductus hepatici dextri. (05 Mar 2000) |
| posterior branch of right superior pulmonary vein | <anatomy, vein> Drains posterior portion of superior lobe of right lung. Synonym: ramus posterior venae pulmonalis dextrae superioris. (05 Mar 2000) |