| 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... |
| ciliary arteries | Arteries supplying the iris, conjunctiva, choroid, and ciliary body. The anterior ciliary arteries originate in the ophthalmic and lacrimal arteries and supply the iris and conjunctiva; the short posterior ciliary arteries originate in the ophthalmic artery and supply the choroid; the long posterior ciliary arteries originate in the ophthalmic artery and supply the iris and ciliary process. (12 Dec 1998) |
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| circumflex femoral arteries | See: lateral circumflex femoral artery, medial circumflex femoral artery. (05 Mar 2000) |
| circumflex humeral arteries | See: anterior circumflex humeral artery, posterior circumflex humeral artery. (05 Mar 2000) |
| circumflex iliac arteries | See: deep circumflex iliac artery, superficial circumflex iliac artery. (05 Mar 2000) |
| colic arteries | <anatomy> Arteries supplying the colon. See: left colic artery, middle colic artery, right colic artery. (05 Mar 2000) |
| collateral branches of posterior intercostal arteries 3-11 | 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) |
| pipestem arteries | Artery's hardened by calcification as seen in Monckeberg's arteriosclerosis; descriptive of the characteristic feeling to the finger of an examiner. (05 Mar 2000) |
| conjunctival arteries | anterior conjunctival artery, posterior conjunctival artery |
| coronary arteries | The arteries that supply the heart with oxygenated blood. There are a number of vessels that are important with regard to coronary artery disease, but the right coronary artery, posterior descending, left main coronary artery, left anterior descending and left circumflex are probably the most frequently surgically grafted coronary vessels. (27 Sep 1997) |
| cortical arteries | Branches of the anterior, middle, and posterior cerebral artery's that supply the cerebral cortex. (05 Mar 2000) |
| myometrial arcuate arteries | Branches of the uterine and ovarian artery's. (05 Mar 2000) |
| myometrial radial arteries | Continuations of the myometrial arcuate artery's. (05 Mar 2000) |
| pontine arteries | Several small branches of the basilar artery distributed to the pons. Synonym: arteriae pontis, rami ad pontem. (05 Mar 2000) |
| posterior intercostal arteries | Terminal branches of the superior intercostal artery (from costocervical trunk) supplying upper two intercostal spaces (1-2). Posterior intercostal arteries 3-11, one of nine pairs of arteries arising from the thoracic aorta and distributed to the nine lower intercostal spaces, vertebral column, spinal cord, and muscles and integument of the back; they anastomose with branches of the musculophrenic, internal thoracic, superior epigastric, subcostal and lumbar. Synonym: arteriae intercostales posteriores. (05 Mar 2000) |
| posterior labial arteries | The posterior labial branches, branches of the perineal artery to the labium majus. Synonym: rami labiales posteriores arteriae pudendae internae. (05 Mar 2000) |