| MIN | medial interlaminar nucleus |
|---|---|
| MSN | main sensory nucleus; Master of Science in Nursing; mildly subnormal |
| MVN | medial ventromedial nucleus |
| NA | Avogadro constant or number; nalidixic acid; Narcotics Anonymous; network administrator; neuraminida... |
| NARC | narcotic; National Association for Retarded Children; nucleus arcuatus |
| stellate veins | The star-shaped groups of venules in the renal cortex. Synonym: stellate veins, stellate venules, stellulae verheyenii, venae stellatae, Verheyen's stars. (05 Mar 2000) |
|---|---|
| Stensen's veins | Several veins (usually four) from the vascular tunic formed of veins accompanying the posterior ciliary arteries and the ciliary body; then drain into the superior or inferior ophthalmic vein. Synonym: venae vorticosae, venae choroideae oculi, choroid veins of eye, Stensen's veins, vasa vorticosa, vorticose veins. (05 Mar 2000) |
| striate veins | Veins draining the thalamus and striate body exiting the anterior perforated substance; tributary to the basal vein. Synonym: venae thalamostriatae inferiores, striate veins, venae striatae. (05 Mar 2000) |
| subcutaneous veins of abdomen | The network of superficial veins of the abdominal wall that empty into the thoracoepigastric, superficial epigastric, or superior epigastric veins and form portocaval anastomoses through their communications with the paraumbilical veins. Synonym: venae subcutaneae abdominis. (05 Mar 2000) |
| superficial cerebral veins | The veins on the superficial surface of the cerebral hemispheres; they comprise three groups: superior, middle, and inferior. Synonym: venae cerebri superficiales. (05 Mar 2000) |
| superficial dorsal veins of clitoris | A pair of veins on the dorsum of the clitoris, tributary to the external pudendal vein on either side. Synonym: venae dorsales clitoridis superficiales. (05 Mar 2000) |
| superficial dorsal veins of penis | A pair of veins on the dorsum of the penis superficial to the fascia penis; they are tributaries of the external pudendal veins on each side. Synonym: venae dorsales penis superficiales. (05 Mar 2000) |
| superficial temporal veins | Veins that pass from the temporal region to join the maxillary vein to form the retromandibular vein. Synonym: venae temporales superficiales. (05 Mar 2000) |
| superior branch of the right and left inferior pulmonary veins | Tributaries of the right and left inferior pulmonary veins which receive oxygenated blood from the superior [S6] bronchopulmonary segments of the inferior lobes of the right and left lungs. Synonym: ramus superior venae pulmonalis dextrae/sinistrae inferioris. (05 Mar 2000) |
| superior cerebral veins | Numerous (8 to 10) veins that drain the dorsal convexity of the cortical hemisphere and empty into the superior sagittal sinus, curving rostrally in passing through the subdural space so as to enter the sinus at an acute forward angle. Synonym: venae cerebri superiores. (05 Mar 2000) |
| superior epigastric veins | The venae comitantes of the artery of the same name, tributaries of the internal thoracic vein. Synonym: venae epigastricae superiores. (05 Mar 2000) |
| superior gluteal veins | The veins that accompany the superior gluteal artery, entering the pelvis as two veins which unite into one and empty into the internal iliac vein. Synonym: venae gluteae superiores. (05 Mar 2000) |
| superior palpebral veins | Veins draining the superior eyelid anteriorly into the angular vein. Synonym: venae palpebrales superiores, veins of superior eyelid. (05 Mar 2000) |
| superior phrenic veins | Small veins that drain the upper surface of the diaphragm; they are tributaries of the azygos and hemiazygos veins. Synonym: venae phrenicae superiores. (05 Mar 2000) |
| superior veins of cerebellar hemisphere | Several veins draining the superior part of the cerebellar hemispheres; they terminate in the superior petrosal sinus or the petrosal vein. Synonym: venae hemispherii cerebelli superiores. (05 Mar 2000) |