oral cavity n.
The part of the mouth behind the teeth and gums that is bounded above by the hard and soft palates and below by the tongue and the mucous membrane connecting it with the inner part of the mandible.
The breath may be completely stopped for a moment at some definite point in the oral cavity.
Its effectiveness is due to its amazing power to destroy disease germs, millions of which lodge in the oral cavity.
Since the head has now quite a reptilian form, the oral cavity, m, has more or less of the adult outline.
"I couldn't eat a mouthful," he said, and crowded a cocoanut cream into an oral cavity already distended by a chocolate mouse.
The oral cavity is placed on the ventral side of the head; it has at first a more or less rhomboidal form.
To demonstrate the resonance of the oral cavity, apart from the voice, hold a vibrating tuning-fork before the open mouth.
There were also ulcerous formations in the oral cavity and on the sides of the tongue.
The jaws are formed at about the same time as the eyes as protuberances on the wall of the oral cavity.
The pharyngeal epithelium is rather thicker than that of the oral cavity.