connecting branch of vessel supplies blood to masseter muscle maxillary artery artery masseteric artery FMA:49739 arteria masseterica Wikipedia:Masseteric_artery The masseteric artery is small and passes laterally through the mandibular notch to the deep surface of the masseter muscle, which it supplies. It anastomoses with the masseteric branches of the external maxillary artery and with the transverse facial artery. NCIT:C53052 UBERON:0013648 SCTID:147864007