| RSR | regular sinus rhythm; relative survival rate; right superior rectus [muscle] |
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| 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 |
| compound bone fracture | <orthopaedics> A fractured bone that is exposed to potential bacterial contamination through a laceration or puncture wound in the soft tissues overlying the fracture site. (05 Jan 1998) |
|---|---|
| conchal crest of palatine bone | The ridge on the nasal surface of the perpendicular part of the palatine bone to which the inferior nasal concha attaches. Synonym: crista conchalis ossis palatini. (05 Mar 2000) |
| multangular bone | See: trapezium, trapezoid bone. (05 Mar 2000) |
| woven bone | Bony tissue characteristic of the embryonal skeleton, in which the collagen fibres of the matrix are arranged irregularly in the form of interlacing networks. Synonym: nonlamellar bone, reticulated bone. (05 Mar 2000) |
| pneumatic bone | A bone that is hollow or contains many air cells, such as the mastoid process of the temporal bone. Synonym: os pneumaticum, hollow bone. (05 Mar 2000) |
| convoluted bone | See: inferior nasal concha, middle nasal concha, superior nasal concha, supreme nasal concha. (05 Mar 2000) |
| cornua of hyoid bone | See: greater horn of hyoid bone, lesser horn of hyoid bone. (05 Mar 2000) |
| cortical bone | The superficial thin layer of compact bone. Synonym: substantia corticalis, cortical substance. (05 Mar 2000) |
| coxal bone | A large flat bone formed by the fusion of the ilium, ischium, and pubis (in the adult), constituting the lateral half of the pelvis; it articulates with its fellow anteriorly, with the sacrum posteriorly, and with the femur laterally. Synonym: os coxae, coxa, coxal bone, innominate bone, os innominatum. (05 Mar 2000) |
| crest of palatine bone | A transverse ridge near the posterior border of the bony palate, located on the inferior surface of the horizontal plate of the palatine bone. Synonym: crista palatina. (05 Mar 2000) |
| cribriform plate of ethmoid bone | A horizontal lamina from which are suspended the labyrinth, on either side, and the lamina perpendicularis in the centre; it fits into the ethmoidal notch of the frontal bone and supports the olfactory lobes of the cerebrum, being pierced with numerous openings for the passage of the olfactory nerves. Synonym: lamina cribrosa ossis ethmoidalis, cribrum, sieve bone, sieve plate. (05 Mar 2000) |
| haemangioma of bone | <radiology> Lytic bone lesion, can cross joint spaces and interosseous membranes Findings: vertebral body: vertical striations (ivory), skull: sunburst or sunrise, long bone: soap bubble or honeycomb, which may surround a joint see also: Mafucci syndrome (12 Dec 1998) |
| cubital bone | A bone on the medial (ulnar) side of the proximal row of the carpus, articulating with the lunate, pisiform, and hamate. Synonym: os triquetrum, cubital bone, os pyramidale, os triangulare, pyramidal bone, pyramidale, three-cornered bone, triquetrum. (05 Mar 2000) |
| postsphenoid bone | The posterior portion of the body of the sphenoid bone. (05 Mar 2000) |
| cuboid bone | The lateral bone of the distal row of the tarsus, articulating with the calcaneus, lateral cuneiform, navicular (occasionally), and fourth and fifth metatarsal bones. Synonym: os cuboideum. (05 Mar 2000) |