Monolithicâs construction process demands an Airform. Itâs an integral part of every Monolithic Dome, Monolithic Cabin, EcoShell and Crenosphere. The Monolithic Airform is a balloonlike, inflatable structure that determines the shape and size of a dome.
Third, the mouth plays a vital part in speech (see voice), because alterations in the shape of the mouth and the lips modify the sounds that are made by the vocal folds (vocal cords) in such a way that they become recognizable as syllables. The mouth, like many organs in the human body, is a hollow cavity. The part in front of the teeth is called the vestibule, while the part behind is the mouth itself. The floor of the mouth is formed from sheets of muscle tissue which are attached to the inner surface of the jawbone, or mandible.
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.