| 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) |
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| 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) |
| vena cava inferior | The large venous trunk which receives blood from the lower extremities and from the pelvic and abdominal organs. It travels through the abdomen (from the lower extremities) and returns blood to the right atrium of the heart. (20 Sep 2002) |
| vena caval foramen | An opening in the right lobe of the central tendon of the diaphragm which transmits the inferior vena cava and branches of the right phrenic nerve. Synonym: foramen venae cavae, foramen of vena cava, foramen quadratum. (05 Mar 2000) |
| vena centralis glandulae suprarenalis | The single draining vein of the gland; it receives a number of medullary veins; on the right side it empties directly into the inferior vena cava and on the left into the left renal vein. Synonym: vena centralis glandulae suprarenalis. (05 Mar 2000) |
| vena centralis retinae | Formed by union of the retinal veins and accompanies the artery of the same name in the optic nerve. Synonym: vena centralis retinae. (05 Mar 2000) |
| vena cephalica | <anatomy, vein> Arises at the radial border of the dorsal venous rete of the hand, passes upward in front of the elbow and along the lateral side of the arm; it empties into the upper part of the axillary vein. Synonym: vena cephalica. (05 Mar 2000) |
| vena cephalica accessoria | <anatomy, vein> A variable vein that passes along the radial border of the forearm to join the cephalic vein near the elbow. Synonym: vena cephalica accessoria. (05 Mar 2000) |
| vena cerebri anterior | <anatomy, vein> A small vein that parallels the anterior cerebral artery and drains into the basal vein. Synonym: vena cerebri anterior. (05 Mar 2000) |
| vena cerebri magna | A large, unpaired vein formed by the junction of the two internal cerebral veins in the caudal part of the tela choroidea of the third ventricle; it passes caudally between the splenium of the corpus callosum and the pineal gland, curving dorsally to merge with the inferior sagittal sinus to form the straight sinus. Synonym: vena cerebri magna, great cerebral vein, great vein of Galen. (05 Mar 2000) |