innerbody
Diagram

Occipital Belly of Epicranius Muscle (Occipitalis Muscle)

The occipital belly of epicranius muscle (also known as the occipitalis muscle) helps extend the scalp so that the eyebrows can come up and the forehead may wrinkle. This, along with the frontalis muscle is one of two parts, or bellies, of the epicranius. The epicranius is a musculofibrous layer that is wide and spreads across one entire side of the vertex of the skull, from the occipital bone to the Continue Scrolling To Read More Below...