Levator anguli oris

  • The levator anguli oris (also levator anguli oris muscle, latin: musculus levator anguli oris) is a facial muscle close to the mouth opening that lifts the angle of the mouth.

    Origin

    The levator anguli oris arises from the canine fossa on the maxilla.

    Insertion

    The levator anguli oris inserts into the skin of the angle of the mouth.

    Action

    Upon contraction the levator anguli oris lifts the angle of the mouth.

    Contractions of this muscle produce a facial expression of self-confidence.

    Innervation

    The levator anguli oris is innervated by the buccal branch of the facial nerve (CN VII).