Depressor Labii Inferiors
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Depressor Labii Inferioris Muscle

Depressor labii inferioris Muscle Anatomy This muscle arises from the oblique line of the mandible, and inserts on the skin of the lower lip, blending in with the orbicularis oris muscle. At its origin, depressor labii is continuous with the fibers of the platysma muscle. Much yellow fat is intermingled with the fibers of this…