| venae labyrinthi | One or more veins accompanying the labyrinthine artery; they drain the internal ear, pass out through the internal acoustic meatus, and empty into the transverse sinus or the inferior petrosal sinus. Synonym: venae labyrinthi, internal auditory veins. (05 Mar 2000) |
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| venae lumbales | Five in number, these veins accompany the lumbar arteries, drain the posterior body wall and the lumbar vertebral venous plexuses, and terminate anteriorly as follows: the first and second in the ascending lumbar vein, the third and fourth in the inferior vena cava, and the fifth in the iliolumbar vein; all communicate via the ascending lumbar veins. Synonym: venae lumbales. (05 Mar 2000) |
| venae mediastinales | Several small veins from the mediastinum emptying into the brachiocephalic veins or the superior vena cava. Synonym: venae mediastinales. (05 Mar 2000) |
| venae medullae oblongatae | Several veins draining the medulla oblongata; they are tributaries of the anterior spinal vein and the petrosal vein. Synonym: veins of medulla oblongata. (05 Mar 2000) |
| venae meningeae | Veins that accompany the meningeal arteries; they communicate with venous sinuses and diploic veins and drain into regional veins outside the cranial vault. Synonym: venae meningeae. (05 Mar 2000) |
| venae meningeae mediae | The venae comitantes of the middle meningeal artery that empty into the pterygoid plexus. Synonym: venae meningeae mediae. (05 Mar 2000) |
| venae mesencephalicae | Several veins draining the mesencephalon; the posterior ones are tributaries to the great cerebral vein; the lateral ones are tributaries to the basal vein. Synonym: mesencephalic veins. (05 Mar 2000) |
| venae metacarpeae dorsales | Three veins on the dorsum of the hand draining blood from the four medial digits into the dorsal venous network of the hand. Synonym: venae metacarpeae dorsales. (05 Mar 2000) |
| venae metacarpeae palmares | Veins emptying into the deep venous arch from which the radial and ulnar veins arise. Synonym: venae metacarpeae palmares. (05 Mar 2000) |
| venae metatarseae dorsales | Veins arising from the dorsal digital veins forming the dorsal venous arch of the foot. Synonym: venae metatarseae dorsales. (05 Mar 2000) |
| venae metatarseae plantares | Veins receiving the plantar digital veins and draining in turn into the deep plantar venous arch, which empties into the medial and lateral plantar veins. Synonym: venae metatarseae plantares. (05 Mar 2000) |
| venae musculophrenicae | The veins that accompany the musculophrenic artery and drain blood from the upper abdominal wall, and anterior portions of the lower intercostal spaces and the diaphragm. Synonym: venae musculophrenicae. (05 Mar 2000) |
| venae nasales externae | Several vessels that drain the external nose, emptying into the angular or facial vein. Synonym: venae nasales externae. (05 Mar 2000) |
| venae nuclei caudati | Small veins from the caudate nucleus draining into the superior thalamostriate vein. Synonym: veins of caudate nucleus. (05 Mar 2000) |
| venae occipitales | The superior cerebral veins draining the occipital cortex and emptying into the superior sagittal sinus and the transverse sinus. Synonym: venae occipitales. (05 Mar 2000) |