| meningeal veins | 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) |
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| perforating veins | The veins that accompany the perforating arteries from the profunda femoris artery; they drain blood from the vastus lateralis and hamstring muscles and terminate in the profunda femoris vein. Synonym: venae perforantes. (05 Mar 2000) |
| pericardiacophrenic veins | The veins accompanying the pericardiacophrenic artery and emptying into the brachiocephalic veins or superior vena cava. Synonym: venae pericardiacophrenicae. (05 Mar 2000) |
| pericardial veins | Several small veins from the pericardium emptying into the brachiocephalic veins or superior vena cava. Synonym: venae pericardiacae. (05 Mar 2000) |
| mesencephalic veins | 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) |
| mesenteric veins | Veins which return blood from the intestines; the inferior mesenteric vein empties into the splenic vein, the superior mesenteric vein joins the splenic vein to form the portal vein. (12 Dec 1998) |
| metacarpal veins | See: dorsal metacarpal veins, palmar metacarpal veins. (05 Mar 2000) |
| right hepatic veins | Veins draining much of the right lobe of the liver (posterior segments [VI & VII] and part of the inferior anterior segment [V]) which merge to form a single or sometimes double trunk, draining into the right side of the suprahepatic portion of the inferior vena cava (between the superior surface of the liver and the diaphragm); when single, it is the largest vein of the liver. Synonym: venae hepaticae dextrae. (05 Mar 2000) |
| peroneal veins | Venae comsitantes of the peroneal artery; they join the posterior tibial veins to enter the popliteal vein. Synonym: venae peroneae, venae fibulares, fibular veins. (05 Mar 2000) |
| choroid veins of eye | 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) |
| pharyngeal veins | Several veins from the pharyngeal venous plexus emptying into the internal jugular vein. Synonym: venae pharyngeae. (05 Mar 2000) |
| ciliary veins | Several small veins, anterior and posterior, coming from the ciliary body. Synonym: venae ciliares. (05 Mar 2000) |
| middle haemorrhoidal veins | An obsolete term for middle rectal veins. (05 Mar 2000) |
| middle hepatic veins | Veins draining the central portion of the liver (the superior anterior segment [VIII] and the left side of the inferior anterior segment [V] of the right lobe and the medial segment [IV] of the left lobe) which join to form a trunk that merges with that of the left hepatic veins about 90% of the time prior to entering the left side of the inferior vena cava. Synonym: venae hepaticae mediae. (05 Mar 2000) |
| middle meningeal veins | The venae comitantes of the middle meningeal artery that empty into the pterygoid plexus. Synonym: venae meningeae mediae. (05 Mar 2000) |