| RNSC | radionuclide superior cavography |
|---|---|
| RSO | radiation safety officer; Resident Surgical Officer; right superior oblique [muscle] |
| RSR | regular sinus rhythm; relative survival rate; right superior rectus [muscle] |
| RSVC | right superior vena cava |
| SC | conditioned stimulus; sacrococcygeal; Sanitary Corps; scalenus [muscle]; scapula; Schwann cell; scia... |
| pars clavicularis musculi pectoralis majoris | pars clavicularis musculi pectoralis majoris, clavicular head of pectoralis major |
|---|---|
| pars coccygea medullae spinalis | The terminal part of the spinal cord consisting of the three coccygeal segments of the spinal cord from which the three pairs of coccygeal nerves originate. Synonym: pars coccygea medullae spinalis, segmenta medullae spinalis coccygea. (05 Mar 2000) |
| pars cochlearis nervi vestibulocochlearis | <anatomy, nerve> The cochlear part of the acoustic (8th cranial) nerve. The cochlear nerve fibres originate from neurons of the spiral ganglion and project peripherally to cochlear hair cells and centrally to the cochlear nuclei of the brainstem. They mediate the sense of hearing. (12 Dec 1998) |
| pars convoluta lobuli corticalis renis | Proximal and distal convoluted tubules and the associated renal corpuscles supplied by branches of the interlobular arteries. Synonym: labyrinthus, pars convoluta lobuli corticalis renis, labyrinth, Ludwig's labyrinth, renal labyrinth. (05 Mar 2000) |
| pars corneoscleralis reticuli trabecularis | The anterior part of the trabecular reticulum, located between the sinus venosus sclerae, the scleral spur, and the posterior limiting membrane of the cornea. Synonym: pars corneoscleralis reticuli trabecularis. (05 Mar 2000) |
| pars corticalis | pars corticalis |
| pars corticalis arteriae cerebralis mediae | An alternate term for cortical part of middle cerebral artery. See: middle cerebral artery. (05 Mar 2000) |
| pars costalis diaphragmatis | The part of the diaphragm that arises from the inner aspect of the lower six costal cartilages and the lower four ribs and inserts on the anterolateral part of the central tendon. Synonym: pars costalis diaphragmatis. (05 Mar 2000) |
| pars cricopharyngea musculi constrictoris pharyngis inferioris | See: inferior constrictor muscle of pharynx. Synonym: pars cricopharyngea musculi constrictoris pharyngis inferioris. (05 Mar 2000) |
| pars cruciformis vaginae fibrosae | 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) |
| pars cupularis recessus epitympanici | The dome-shaped, highest portion of the epitympanic recess. Synonym: pars cupularis recessus epitympanici. (05 Mar 2000) |
| pars cystica | The smaller caudal division of the primitive embryonic hepatic bud, developing into the gallbladder and cystic duct. (05 Mar 2000) |
| pars descendens aortae | A part of the aorta, further divided into the thoracic aorta and the abdominal aorta. Synonym: pars descendens aortae, aorta descendens, descending part of aorta. (05 Mar 2000) |
| pars dextra faciei diaphragmaticae hepatis | The part of the diaphragmatic surface of the liver deep to the bodies of the lower ribs on the right side. Synonym: pars dextra faciei diaphragmaticae hepatis. (05 Mar 2000) |
| pars distalis | The larger part of the adenohypophysis composed of cords of epithelial cells individually specialised to secrete various tropic hormones that exert their effect on several target organs in the body. The secretory activity of these cells is under the control of either releasing or inhibiting factors elaborated by hypothalamic neurons and transported to the adenohypophysis by the hypothalamo-hypophysial portal system. Synonym: pars distalis. (05 Mar 2000) |