part_of part of vessel drains blood from vein cerebral vein GAID:530 NCIT:C53037 Wikipedia:Cerebral_veins FMA:50981 XAO:0004160 MA:0002096 UBERON:0001663 SCTID:244392000 uberon MESH:D002550 The cerebral veins are divisible into external and internal groups according to the outer surfaces or the inner parts of the hemispheres they drain into. The external veins are the superior cerebral veins, inferior cerebral veins, and middle cerebral vein. [WP,unvetted]. telencephalon brain blood vessel