Origin: Anterior ofzygomatic
Insertion: Modiolus ofmouth
Artery: Facial artery
Nerve: Buccal branch of the facial nerve
Action: Draws angle of mouth upward and laterally
The Zygomaticus (Zygomaticus major) arises from the zygomatic bone, in front of the zygomaticotemporal suture, and descending obliquely with a medial inclination, is inserted into the angle of the mouth, where it blends with the fibers of the Caninus, Orbicularis oris, and Triangularis.