Zygomaticus major muscle

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Description:

Origin:
Lateral surface of the zygomatic bone near its suture with the temporal bone

Insertion:
Blends with the fibers of the levator anguli oris and orbicularis oris at the modiolus

Actions:
Raises the corner of the mouth

Nerve supply:
Facial nerve

Blood supply:
Branches of the external carotid artery