| cruciform part of fibrous digital sheath | The fibres of the fibrous sheath of the fingers and toes which form X-shaped patterns over the region of the interphalangeal joints. Synonym: pars cruciformis vaginae fibrosae, crucial ligament, cruciform part of fibrous sheath, cruciform pulley, ligamenta cruciata digitorum. (05 Mar 2000) |
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| cruciform part of fibrous sheath | The fibres of the fibrous sheath of the fingers and toes which form X-shaped patterns over the region of the interphalangeal joints. Synonym: pars cruciformis vaginae fibrosae, crucial ligament, cruciform part of fibrous sheath, cruciform pulley, ligamenta cruciata digitorum. (05 Mar 2000) |
| posterior surface of petrous part of temporal bone | The surface of the petrous part of the temporal bone that contributes to the posterior cranial fossa. Synonym: facies posterior partis petrosae ossis temporalis. (05 Mar 2000) |
| posterior tibiotalar part of deltoid ligament | <anatomy> The part of the medial or deltoid ligament that extends from the medial malleolus to the posterior process of the talus. Synonym: pars tibiotalaris posterior ligamenti medialis, ligamentum talotibiale posterius, posterior talotibial ligament, posterior tibiotalar part of deltoid ligament. (05 Mar 2000) |
| postlaminar part of optic nerve | <anatomy, nerve> The portion of the optic nerve posterior to the lamina cribrosa of the sclera. Synonym: pars postlaminaris nervi optici. (05 Mar 2000) |
| postsulcal part of tongue | See: dorsum of tongue. (05 Mar 2000) |
| cupular part of epitympanic recess | The dome-shaped, highest portion of the epitympanic recess. Synonym: pars cupularis recessus epitympanici. (05 Mar 2000) |
| precommunical part of anterior cerebral artery | precommunical part of anterior cerebral artery |
| prelaminar part of optic nerve | <anatomy, nerve> The portion of the optic nerve anterior to the lamina cribrosa of the sclera. Synonym: pars prelaminaris nervi optici. (05 Mar 2000) |
| presulcal part of tongue | See: dorsum of tongue. (05 Mar 2000) |
| prevertebral part of vertebral artery | See: vertebral artery. (05 Mar 2000) |
| sarcoma, alveolar soft part | A variety of sarcoma having a reticulated fibrous stroma enclosing groups of sarcoma cells, which resemble epithelial cells and are enclosed in alveoli walled with connective tissue. It is a rare tumour, usually occurring between 15 and 35 years of age. It appears in the muscles of the extremities in adults and most commonly in the head and neck region of children. Though slow-growing, it commonly metastasizes to the lungs, brain, bones, and lymph nodes. (12 Dec 1998) |
| hidden part | <anatomy> An obsolete term, pars tecta duodeni, the part of duodenum covered by the root of the transverse mesocolon, the coalescence of the ascending mesocolon, and the root of the mesentery, pars tecta pancreatis, hidden portion of the pancreas; part of the pancreas covered by the root of the transverse mesocolon, the coalescence of the ascending mesocolon, and the root of the mesentery, pars tecta renalis, hidden portion of the kidney; part of the kidney covered by the root of the transverse mesocolon, pars tecta ureteralis, hidden portion of the ureter; part of the right ureter covered (crossed) by the root of the mesentery, and of the left ureter covered (crossed) by the root of the sigmoid mesocolon. Synonym: hidden part. (05 Mar 2000) |
| pterygopharyngeal part of superior constrictor muscle of pharynx | pterygopharyngeal part of superior constrictor muscle of pharynx |
| horizontal part of duodenum | pars horizontalis duodeni, inferior part of duodenum, pars inferior duodeni |