Muscles of the mouth

What is the scientific term for the muscles of the mouth? ”
What is the scientific name of the muscle that facilitates the raising of the lower lip? Is it on the ventral or dorsal side of the body?
Which muscle is deeper in the body: the internal oblique muscle or the transverse abdominal muscle?
Is the trapezius muscle located in the abdomen, back, head, neck or thorax? ”
What muscle is more medial, the deltoid muscle or the greater pectoral muscle?
greater pectoral muscle.

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