common carotid artery plus branches carotid sinus http://upload.wikimedia.org/wikipedia/commons/9/9c/Gray513.png UBERON:0003708 carotid bulb GAID:482 FMA:50094 MESH:D002346 A localized dilation of the internal carotid artery at its origin, the common carotid artery bifurcation. EMAPA:19320 sinus caroticus Wikipedia:Carotid_sinus SCTID:281137000