| SMAS | submuscular aponeurotic system; superficial musculo-aponeurotic system; superior mesenteric artery s... |
|---|---|
| SMV | superior mesenteric vein |
| SO | salpingo-oophorectomy; Schlatter-Osgood [test]; second opinion; sex offender; spheno-occipital [sync... |
| SOF | superior orbital fissure |
| SOM | secretory otitis media; sensitivity of method; serous otitis media; somatotropin; state operations m... |
| superior | <anatomy> Situated above another structure. <plant biology> Of an ovary, borne above the level of attachment of the other floral parts, or above the base of a cup (hypanthium) that is free from the ovary and bears the perianth segments and stamens. Compare: inferior. (09 Oct 1997) |
|---|---|
| superior aberrant ductule | A diverticulum from the head of the epididymis. Synonym: ductulus aberrans superior. (05 Mar 2000) |
| superior alveolar nerves | Three branches (posterior, middle, and anterior) of the maxillary nerve (or its continuation as the infraorbital nerve) that enter the maxilla to supply the mucosa of the maxillary sinus, upper teeth and gingiva. Synonym: nervi alveolares superiores, superior dental nerves. (05 Mar 2000) |
| superior anastomotic vein | <anatomy, vein> A large communicating vein between the superficial middle cerebral vein and the superior sagittal sinus; it passes upward from the lateral sulcus, often following the line of the central sulcus (Rolando's fissure). Synonym: vena anastomotica superior, Trolard's vein. (05 Mar 2000) |
| superior angle of scapula | 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) |
| superior articular facet of atlas | One of two concave articular surfaces on the superior aspect of the lateral masses of the atlas that articulate with the occipital condyles. Synonym: facies articularis superior atlantis, fovea articularis superior atlantis, superior articular pit of atlas. (05 Mar 2000) |
| superior articular pit of atlas | One of two concave articular surfaces on the superior aspect of the lateral masses of the atlas that articulate with the occipital condyles. Synonym: facies articularis superior atlantis, fovea articularis superior atlantis, superior articular pit of atlas. (05 Mar 2000) |
| superior articular process of sacrum | The large process on each side of the sacrum posteriorly that articulates with the corresponding inferior articular process of the fifth lumbar vertebra. Synonym: processus articularis superior ossis sacri. (05 Mar 2000) |
| superior articular surface of tibia | The articular surface on the proximal end of the tibia that is divided into medial and lateral portions for articulation with the condyles of the femur. Synonym: facies articularis superior tibiae. (05 Mar 2000) |
| superior auricular | <anatomy, muscle> Origin, galea aponeurotica; insertion, cartilage of auricle; action draws pinna of ear upward and backward; nerve supply, facial. Considered by some to be the posterior part of the temporoparietal muscle. Synonym: musculus auricularis superior, attollens aurem, attollens auriculam, musculus attollens aurem, musculus attollens auriculam. (05 Mar 2000) |
| superior azygoesophageal recess | The region above the azygos vein arch in which the right lung is in contact with the oesophagus. (05 Mar 2000) |
| superior basal vein | <anatomy, vein> Tributary to the common basal vein draining the lateral and anterior part of the inferior lobe of each lung. Synonym: vena basalis superior. (05 Mar 2000) |
| superior belly of omohyoid muscle | <anatomy> The superior belly of the omohyoid muscle, attached to the hyoid bone. Synonym: venter superior musculi omohyoidei. (05 Mar 2000) |
| superior border | The cranial or uppermost margin of a structure. (05 Mar 2000) |
| superior border of pancreas | The uppermost border of the body of the pancreas that separates the anterior and posterior surfaces. Synonym: margo superior pancreatis. (05 Mar 2000) |