| 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... |
| SCA | self-care agency; severe congenital anomaly; sickle-cell anemia; single-camera autostereoscopic [ima... |
| ramus choroidei ventriculi quarti | Fourth ventricle choroid branch of posterior inferior cerebellar artery. See: choroid branches. (05 Mar 2000) |
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| ramus choroidei ventriculi tertii | Third ventricle choroid branch of anterior artery. See: choroid branches. (05 Mar 2000) |
| ramus cingularis | The cingular branch, a branch of the callosomarginal artery supplying the gyrus cinguli. (05 Mar 2000) |
| ramus circumflexus arteriae coronariae sinistrae | <anatomy, artery> Terminal branch (with anterior interventricular artery) of left coronary artery which runs to left and then posteriorly in the coronary groove supplying atrial and ventricular branches. Synonym: ramus circumflexus arteriae coronariae sinistrae. (05 Mar 2000) |
| ramus circumflexus fibularis arteriae tibialis posterioris | <anatomy, artery> The circumflex fibular branch, a branch of the posterior tibial artery which winds around the neck of the fibula and joins the anastomoses around the knee joint. Synonym: ramus circumflexus fibularis arteriae tibialis posterioris. (05 Mar 2000) |
| ramus clavicularis arteriae thoracoacromialis | <anatomy, artery> Distribution, subclavius muscle and sternoclavicular joint. Synonym: ramus clavicularis arteriae thoracoacromialis. (05 Mar 2000) |
| ramus clivi | The branch to the clivus, a branch of the cerebral part of the internal carotid artery supplying the clivus. (05 Mar 2000) |
| ramus cochlearis arteriae labyrinthi | <anatomy, artery> Terminal branch (with vestibular branch) of labyrinthine artery; it divides into multiple fine branches which penetrate canals of modiolus to supply the plexus of the spiral lamina and basilar membrane. Synonym: ramus cochlearis arteriae labyrinthi. (05 Mar 2000) |
| ramus collateralis arteriarum intercostalium posteriorum III-XI | Branch arising near angle of rib and descending to run along superior border of rib below; distribution: lower half of intercostal spaces 3-11; anastomoses: collateral branches of anterior intercostal arteries. Synonym: ramus collateralis arteriarum intercostalium posteriorum III-XI. (05 Mar 2000) |
| ramus colli nervi facialis | <anatomy, nerve> The most inferior branch of the parotid plexus of the facial nerve, it descends to innervate the platysma muscle. Synonym: ramus colli nervi facialis, ramus cervicalis nervi facialis. (05 Mar 2000) |
| ramus communicans | A bundle of nerve fibres passing from one named nerve to join another. The term "communicating branch" is used in the nervous system to replace the inadequate "anastomosing branch" used for vascular systems. Synonym: ramus communicans. (05 Mar 2000) |
| ramus communicans arteriae fibularis | <anatomy, artery> The communicating branch of the peroneal (fibular) artery. Synonym: ramus communicans arteriae fibularis, ramus communicans arteriae peroneae. (05 Mar 2000) |
| ramus communicans arteriae peroneae | <anatomy, artery> The communicating branch of the peroneal (fibular) artery. Synonym: ramus communicans arteriae fibularis, ramus communicans arteriae peroneae. (05 Mar 2000) |
| ramus communicans cum chorda tympani | <anatomy, nerve> Terminal branch of chorda tympani joining the lingual nerve in the infratemporal fossa; conveys sensory fibres for taste from anterior two-thirds of tongue and presynaptic parasympathetic fibres destined for submandibular ganglion for innervation of submandibular and sublingual salivary glands. Synonym: ramus communicans cum chorda tympani. (05 Mar 2000) |
| ramus communicans cum nervo glossopharyngeo | <anatomy, nerve> A small branch from the digastric branch of the facial nerve to the glossopharyngeal nerve. Synonym: ramus communicans cum nervo glossopharyngeo, Haller's ansa. (05 Mar 2000) |