| MOP | major organ profile; medical outpatient |
|---|---|
| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |
| MUP | major urinary protein; maximal urethral pressure; motor unit potential |
| Nutcracker syndrome | the vein from the left kidney is obstructed by one of the major arteries leaving the aorta. It can c... |
| vena axillaris | <anatomy, vein> The venous trunk of the upper limb; a continuation of the basilar and brachial veins running from the lower border of the teres major muscle to the outer border of the first rib where it becomes the subclavian vein. (12 Dec 1998) |
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| vena basalis | A large vein passing caudally and dorsally along the medial surface of the temporal lobe from which it receives tributaries; it empties into the great cerebral vein (of Galen) from the lateral side. Synonym: vena basalis, Rosenthal's vein. (05 Mar 2000) |
| vena basalis communis | <anatomy, vein> The tributary to the inferior pulmonary vein (right and left) that receives blood from the superior and inferior basal veins. Synonym: vena basalis communis. (05 Mar 2000) |
| vena basalis inferior | <anatomy, vein> Tributary to the common basal vein draining the medial and posterior part of the inferior lobe in each lung. Synonym: vena basalis inferior. (05 Mar 2000) |
| vena basalis superior | <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) |
| vena basilica | <anatomy, vein> Arises from the ulnar side of the dorsal venous network of the hand; it curves around the medial side of the forearm, communicates with the cephalic vein via the median cubital vein, and passes up the medial side of the arm to join the axillary vein. Synonym: vena basilica. (05 Mar 2000) |
| vena basivertebralis | <anatomy, vein> One of a number of veins in the spongy substance of the bodies of the vertebrae, emptying into the anterior internal vertebral venous plexus. Synonym: vena basivertebralis. (05 Mar 2000) |
| vena bulbi penis | A tributary of the internal pudendal vein that drains the bulb of the penis. Synonym: vena bulbi penis. (05 Mar 2000) |
| vena bulbi vestibuli | The vein draining the bulb of the vestibule; a tributary of the internal pudendal vein. Synonym: vena bulbi vestibuli. (05 Mar 2000) |
| vena canaliculi cochleae | It drains the cochlea, sacculus, and part of the utricules, and empties into the superior bulb of the jugular vein by accompanying the perilymphatic duct through the cochlear canaliculus. Synonym: vena aqueductus cochleae, vein of cochlear aqueduct, vena canaliculi cochleae. (05 Mar 2000) |
| vena canalis pterygoidei | A vein accompanying the nerve and artery through the pterygoid canal and emptying into the pharyngeal venous plexus. Synonym: vena canalis pterygoidei, vidian vein. (05 Mar 2000) |
| vena cardiaca magna | <anatomy, vein> Begins at the apex of the heart (where it anastomoses with the middle cardiac vein), runs first with the anterior interventricular artery as it ascends the anterior interventricular groove, then turns to the left as it approaches or reaches the coronary groove to run with the circumflex branch of the left coronary artery; it merges with the oblique vein of the left atrium to form the coronary sinus. Synonym: vena cordis magna, left coronary vein, vena cardiaca magna. (05 Mar 2000) |
| vena cava | The superior vena cava is the large vein which returns blood to the heart from the head, neck and both upper limbs. The inferior vena cava returns blood to the heart from the lower part of the body. (12 Dec 1998) |
| vena cava filter | A filter used for interruption of IVC to prevent pulmonary embolism; e.g., Greenfield filter. Synonym: venocaval filter. (05 Mar 2000) |
| vena cava filters | Mechanical devices inserted in the inferior vena cava that prevent the migration of blood clots from deep venous thrombosis of the leg. (12 Dec 1998) |