| definition of ACM | Explanation of ACM | abbreviation of ACM | Full form of short form ACM. :*) - I have a pimple on my nose. :) - Smiling happy faces; don't take me too seriously. ||*( - Handshake offered. [] - Hug. @*&$!% - You know what that means... =P~ - Sticking your tongue out. {} - Hug or No comment.
1 The two main functions of the mouth are eating and speaking. 2  The faceâs trigeminal nerve provides sensation (feeling) and helps us to bite, chew and swallow.  Some disorders of the mouth include infections, ulcers, cancer, cleft palate, dry mouth syndrome, dental caries and speech problems such as lisping.
Function. The facial muscles differ widely from the other skeletal muscles because they do not move joints but instead the skin. 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.