The frontalis muscle is innervated by the cranial nerve VII, which is also known as the facial nerve. Since the frontalis muscle attaches to the skin around the eyebrows, this muscle’s main function is to raise the eyebrows which also causes the skin of the forehead to wrinkle.Click to see full answer. Correspondingly, what is the insertion of the frontalis muscle? Orbicularis oculi muscle Furthermore, what muscle do you use to wrinkle your forehead? The occipitofrontalis muscles produce the transverse wrinkles across the width of the forehead, and the corrugator supercilii muscles produce vertical wrinkles between the eyebrows above the nose. The procerus muscles cause the nose to wrinkle. In respect to this, what does the Occipitalis muscle do? It arises from tendinous fibers from the lateral two-thirds of the superior nuchal line of the occipital bone and from the mastoid process of the temporal and ends in the epicranial aponeurosis. The occipitalis muscle is innervated by the facial nerve and its function is to move the scalp back.What muscle is used in smiling? Zygomaticus major

ncG1vNJzZmivp6x7pLHLnpmroaSesrSu1LOxZ5ufonuotI6wn5qsXZm8pr%2BMrZ%2BeZZanvK%2FAwKWgrGWdqsCkuMRmm6hn