Medical Term:
levator palpebrae superioris (muscle)
Definition: extraocular muscle in orbit; origin, orbital surface of the lesser wing of the sphenoid, above and anterior to the optic canal; insertion, skin of eyelid, tarsal plate, and orbital walls, by medial and lateral expansions of the aponeurosis of insertion; action, raises the upper eyelid; nerve supply, oculomotor.
Synonym(s): musculus levator palpebrae superiorisTA, elevator (muscle) of upper eyelid, musculus orbitopalpebralis, palpebralis
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