Facial muscles nerves
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With the right stretches, care, and strengthening exercises, your neck, shoulders, and upper back pain will eventually subside. By Elisa Schorn, circa Description and Physiology The seventh cranial nerve is the facial nerve. This nerve is both a sensory and motor nerve. The facial nerve originates from the pons and innervates the motor function…. Instant anatomy is a specialised web site for you to learn all about human anatomy of the body with diagrams, podcasts and revision questions.
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20 Muscles of the Face & their Functions
That is why it is known as a hemifacial spasm. Muscles on your face are controlled by the 7 th cranial nerve which is the facial nerve. It begins at the brainstem and goes all the way to the skull below the ear. Here, it splits into 5 different branches. The facial nerve is a motor nerve. As such, it is responsible for the movement of muscles on the face. These include muscles that move the eyebrows, eyes, nose, cheeks, mouth and lips.
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20 Muscles of the Face & Their Functions
There are about 20 flat skeletal muscles that construct the facial structure. All of these muscles have different functions in the face. Innervated by the cranial nerve, which is the facial nerve, the muscles control all of our facial expressions.
Either way it is common to find these patients and you should be prepared to expect to see these patients in your finals. In order to answer these questions, by understanding the anatomy you can score full-marks because this is a very easy exam question! Therefore in an UMN only the lower facial muscles are involved, in comparison to a lower facial nerve palsy where both the Upper and Lower facial musculature are involved.