Noun: vena rectalis
- Any of several veins draining the walls of the anal canal and rectum
"The vena rectalis helps maintain proper blood flow in the lower digestive tract";
- hemorrhoidal vein [N. Amer], rectal vein, haemorrhoidal vein [Brit, Cdn]
Type of: vein, vena, venous blood vessel
Encyclopedia: Vena rectalis