Read all about it here. The facial muscles are just under the skin subcutaneous muscles that control facial expression. This feature is available to Premium subscribers only. The facial muscles are supplied by the facial nerve cranial nerve VII , with each nerve serving one side of the face. They are the only group of muscles that insert into skin. The procerus is the most superior of the nasal muscles. Facial muscles - Anterior view.
We'll assume you're OK with this, but you can opt-out if you wish. This is an article covering the anatomy of the superficial nerves of the face and scalp. Damage to the facial nerve results in facial paralysis of the muscles of facial expression on the involved side. Nuclei Lateral geniculate nucleus Course optic chiasm optic tract. They serve little importance in humans. Drawing the eyebrows together. You need to be a gold member supporter to access this content.
Facial muscles - Wikipedia
By contracting, the muscles pull on the skin and exert their effects. Parasympathetic innervation serves to increase the flow of saliva from these glands. The muscles of the mouth are mainly responsible for the elevation and depression of the angle of the mouth, upper and lower lips and the opening and closure of the mouth. Working individually, these muscles rotate the head or flex the neck laterally to the left or right.
Description: The cranium is a series of joined bones, which allow for very little movement, and the mandible is the moving lower jaw. Proportions, angles and contours of the face vary with age, sex and race — giving rise to the myriad of faces out there. If you do not agree to the foregoing terms and conditions, you should not enter this site. If we are creating characters , we can use exactly the same principles. Bell's palsy is one type of idiopathic acute facial nerve paralysis, which is more accurately described as a multiple cranial nerve ganglionitis that involves the facial nerve, and most likely results from viral infection and also sometimes as a result of Lyme disease.