vena advehens

ve·na ad·'ve·hens

, pl.

ve·nae ad·ve·hen·tes

collective term for a series of branching channels in the early embryo receiving blood from the umbilical and/or vitelline venous systems and passing the mixed blood to the sinusoids of the liver; they become terminal branches of the hepatic portal vein. Synonym(s): vena afferens hepatis