(2) This chapter does not apply to the use or authorization of use of an individual's or personality's name, voice, signature, photograph, or likeness, in any of the following:
1 Dry mouth can be a result of nerve damage to the head and neck area from an injury or surgery. 2  Dehydration. 3  Conditions that lead to dehydration, such as fever, excessive sweating, vomiting, diarrhea, blood loss, and burns can cause dry mouth. 4  Surgical removal of the salivary glands. 5  Lifestyle.
Function. The facial nerve is, as its anatomy suggests, multifunctional. Its branches control the muscles of facial expression. In addition, the facial nerve is responsible for tear production from the lacrimal gland and taste sensation from the anterior two-thirds of the tongue.