Human face anatomy, animation - 4K Stock-Video

Animation revealing the anatomy of the human face. The outer layers of skin and hair fade to show the muscles of the face, which fade to show the bones of the skull and spine. The arteries (red) and veins (blue) supplying the head with blood appear next. then the eyes, then the outer (left) and inner (right) muscles. The outer layer of muscles underlay the skin, which reappears at the end of the clip