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Elevator muscle of upper lip

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Elevator muscle of upper lip --> levator labii superioris

(Science: anatomy, muscle) origin, maxilla below infraorbital foramen; insertion, orbicularis oris of upper lip; action, elevates upper lip; nerve supply, facial.

Synonym: musculus levator labii superioris, caput infraorbitale quadrati labii superioris, elevator muscle of upper lip.