Levator Labii Superioris Muscle
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Levator Labii Superioris Muscle

Levator Labii Superioris Muscle Anatomy Origin The levator labii superioris muscle has three points of origin that blend and passes into the upper lip. All three origins attach together within the upper lip and at the time of contraction, raise the upper lip. A strap of the angular head attaches within the ala of the…