parts of a mouth
The main Parts of the Mouth. The Lips. The lips are the soft parts of tissue at the front edge of the cheeks that form the anterior boundary of the mouth. They are covered externally by skin and internally by the same mucous membrane (mucosa) that lines the entire oral cavity.
Reviewed By: Mahnaz Fatahzadeh, DMD. The mouth (oral cavity) consists of several components, including the teeth, gingiva (gums), tongue, palate, cheeks, lips and floor of the mouth. With the exception of the teeth, the mouth is lined by mucous membranes.
Palate: It is the hard part of the roof of your mouth. It has a thin mucous membrane covering it. The palate is divided into two parts the hard and soft palate. The bony hard palate is in front of the mouth and the soft palate after it that is close to the throat and pharynx.