part of part_of part of part_of supplies supplies branching_part_of branching part of facial artery artery lower lip artery of lower lip EMAPA:37429 FMA:49567 MA:0001916 The Iinferior labial artery (inferior labial branch of facial artery) arises near the angle of the mouth; it passes upward and forward beneath the Triangularis and, penetrating the Orbicularis oris, runs in a tortuous course along the edge of the lower lip between this muscle and the mucous membrane. It supplies the labial glands, the mucous membrane, and the muscles of the lower lip; and anastomoses with the artery of the opposite side, and with the mental branch of the inferior alveolar artery. UBERON:0003471 arteria labialis inferior inferior labial artery inferior labial branch of facial artery ramus labialis inferior (arteria facialis) ramus labialis inferior arteriae facialis uberon head blood vessel systemic artery artery of lip structure with developmental contribution from neural crest