| pars postlaminaris nervi optici | <anatomy, nerve> The portion of the optic nerve posterior to the lamina cribrosa of the sclera. Synonym: pars postlaminaris nervi optici. (05 Mar 2000) |
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| pars postsulcalis | The back of the tongue; the upper surface of the tongue divided by the sulcus terminalis into an anterior two-thirds, the pars presulcalis (presulcal part), and a posterior one-third, the pars postsulcalis (postsulcal part). Synonym: dorsum linguae. (05 Mar 2000) |
| pars precommunicalis arteriae cerebri anterior | pars precommunicalis arteriae cerebri anterior |
| pars prelaminaris nervi optici | <anatomy, nerve> The portion of the optic nerve anterior to the lamina cribrosa of the sclera. Synonym: pars prelaminaris nervi optici. (05 Mar 2000) |
| pars presulcalis | The back of the tongue; the upper surface of the tongue divided by the sulcus terminalis into an anterior two-thirds, the pars presulcalis (presulcal part), and a posterior one-third, the pars postsulcalis (postsulcal part). Synonym: dorsum linguae. (05 Mar 2000) |
| pars profunda glandulae parotideae | <anatomy> A salivary gland situated in front of and below the ear. (27 Sep 1997) |
| pars profunda musculi masseteri | pars profunda musculi masseteri |
| pars profunda musculi sphincteri ani externi | pars profunda musculi sphincteri ani externi |
| pars prostatica urethrae | The prostatic part of the male urethra, about 2.5 cm in length, that traverses the prostate; it includes the seminal colliculus, and the ejaculatory and prostatic ducts open into it. Synonym: pars prostatica urethrae. (05 Mar 2000) |
| pars pterygopharyngea musculi constrictoris pharyngis superioris | pars pterygopharyngea musculi constrictoris pharyngis superioris |
| pars pylorica gastris | pyloric part of stomach |
| pars pylorica ventriculi | <anatomy> An alternate term for pyloric part of stomach. (05 Mar 2000) |
| pars quadrata hepatis | The part of the medial segment of the liver which includes the quadrate lobe. Synonym: pars quadrata hepatis. (05 Mar 2000) |
| pars radiata lobuli corticalis renis | The centre of the renal lobule, which has the shape of a small, steep pyramid, consisting of straight tubular parts; these may be either ascending or descending limbs of the nephronic loop or collecting tubules. Synonym: pars radiata lobuli corticalis renis, Ferrein's pyramid, processus ferreini. (05 Mar 2000) |
| pars recta musculi cricothyroidei | cricothyroid muscle |