Epithelial lining of the oral cavity continuous with the skin of the lips and mucosa of the soft palate and pharynx.
The oral mucosa consists of:
1. Masticatory mucosa: Mucosa of the gingiva and hard palate.
2. Specialized mucosa: Mucosa of the dorsum of the tongue.
3. Lining mucosa (Syn.: Alveolar mucosa): The remaining mucosa of the oral cavity.