| Term | Definition |
| right ascending lumbar vein | posterior thorax, lowest connection of thorax to kidney area (right side) |
| azygos vein | Vein arising from the right ascending lumbar vein into the inferior vena cava, terminating at the superior vena cava |
| left ascending lumbar vein | posterior thorax, lowest connection of thorax to kidney area (left side) |
| hemiazygos vein | A continuation of the left ascending lumbar vein; at the Tl level the vein crosses over to empty into the azygos vein. |
| accessory hemiazygos vein | smaller vein from hemiazygos draining up and to the left to the l. subclavian |
| hepatic vein | a vein that drains the liver; posterior view only |
| hepatic portal vein | a short vein exiting the inferior section of the liver |
| superior mesenteric vein | drains blood from the small intestine into the hepatic portal vein; unites with the splenic vein to form the hepatic portal vein |
| splenic vein | a vein formed on the surface of the spleen; joins sup. mesenteric vein to form hep. portal vein |
| inferior mesenteric vein | drains from intestines, joins splenic v. to follow into hep. portal |
| renal vein | drains from kidneys |
| gonadal veins | drain the ovaries or tetes, right gonadal vein empty into inferior vena cava, left gonadal usually drain into left renal vein |
| common iliac vein | vein located at the trunk of the posterior vena cava to which the external iliac veins deliever blood on their way up the posterior vena cava |
| internal iliac vein | a vein that unites with the external iliac vein to form the common iliac vein |
| external iliac vein | a continuation of the femoral vein; unites with intern. iliac to form common iliac vein |
| femoral vein | Venous return that drains the thigh; joins with the external illiac vein at the pelvis |
| great saphenous vein | joining the femoral vein from the interior portion of the leg, longest vein in the body |
| dorsal venous arch | Venous return that drains the top of the foot into g. & sm. saphenous v. |
| popliteal vein | a vein arising in the knee and ascending to become the femoral vein |
| anterior tibial vein | Venous return that drains the anterior side of the leg; unites with the popliteal vein |
| posterior tibial vein | Venous return that drains the back of the leg |
| small saphenous vein | goes up the lateral side of calf, enter popliteal fossa, where it meets popliteal vein |