| 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... |
| SCG | serum chemistry graft; serum chemogram; sodium cromoglycate; superior cervical ganglion |
| inferior omental recess | A recess of the omental bursa extending between anterior and posterior layers of the great omentum. Synonym: recessus inferior omentalis. (05 Mar 2000) |
|---|---|
| infundibular recess | A funnel-shaped diverticulum leading from the anterior portion of the third ventricle down into the infundibulum of the hypophysis. Synonym: recessus infundibuli, aditus ad infundibulum. (05 Mar 2000) |
| intersigmoid recess | A triangular peritoneal recess behind and below the sigmoid colon created by the attachment of the sigmoid mesocolon ascending across the left psoas then turning sharply to descend into the pelvis; the left ureter (pars tecta ureterica) passes posterior to this recess. Synonym: recessus intersigmoideus. (05 Mar 2000) |
| optic recess | A diverticulum extending forward from the anterior part of the third ventricle above the optic chiasm. Synonym: recessus opticus. (05 Mar 2000) |
| elliptical recess | An oval depression in the roof and inner wall of the vestibule of the labyrinth, lodging the utriculus. Synonym: recessus ellipticus, fovea elliptica, fovea hemielliptica. (05 Mar 2000) |
| triangular recess | An occasional evagination of the anterior wall of the third ventricle of the brain between the anterior commissure and the diverging pillars of the fornix. Synonym: recessus triangularis. (05 Mar 2000) |
| epitympanic recess | The upper portion of the tympanic cavity above the tympanic membrane; it contains the head of the malleus and the body of the incus. Synonym: recessus epitympanicus, attic, epitympanic space, epitympanum, Hyrtl's epitympanic recess, tympanic attic. (05 Mar 2000) |
| tubotympanic recess | The dorsal portion of the embryonic first endodermal pharyngeal pouch; it develops into the middle ear cavity. (05 Mar 2000) |
| Jacquemet's recess | A pouch of peritoneum between the gallbladder and the liver. (05 Mar 2000) |
| lateral recess of fourth ventricle | The narrow recess of the ventricle that extends laterally over, and down along the side of, the inferior cerebellar peduncle and the overlying cochlear nuclei; at its tip it opens by way of Luschka's foramen into the interopeduncular cistern of the subarachnoid space. By way of this recess, part of the choroid plexus of the fourth ventricle protrudes into the subarachnoid space. Synonym: recessus lateralis ventriculi quarti. (05 Mar 2000) |
| aditus glottidis superior | Portion of the cavity of the larynx between the vestibular and vocal folds, with which the ventricles communicate. Synonym: aditus glottidis superior. (05 Mar 2000) |
| angulus superior scapulae | Formerly named the medial angle, it lies at the junction of the superior and medial borders of the bone. Synonym: angulus superior scapulae. (05 Mar 2000) |
| ankyloglossia superior syndrome | <syndrome> A congenital condition in which the tongue adheres to the hard palate; no evidence of genetic factors. (05 Mar 2000) |
| anterior superior alveolar arteries | Origin, infraorbital artery within intraorbital canal; distribution, via anterior alveolar canals to upper incisors and canine teeth, mucus membrane of maxillary sinus. Synonym: arteriae alveolares superiores anteriores, anterior superior dental arteries. (05 Mar 2000) |
| anterior superior alveolar branches of infraorbital nerve | <anatomy, nerve> The branches of the superior alveolar nerve that supply the incisors, canines, premolars, and first molar by their contributions to the superior dental plexus. Synonym: rami alveolares superiores anteriores nervi infraorbitalis. (05 Mar 2000) |