GENERAL HISTOLOGY

Detailed explanation-1: -The bottom of the vestibule where the buccal mucosa meets the alveolar mucosa is the: mucobuccal fold.

Detailed explanation-2: -The buccal mucosa is comprised of the mucosal surfaces of the cheeks and lips, which form the anterolateral boundaries of the oral vestibule. It is contiguous with the mucosa that lines the floor of mouth and alveolar ridges.

Detailed explanation-3: -… divided into two sections: the vestibule, the area between the cheeks and the teeth, and the oral cavity proper. The latter section is mostly filled by the tongue, a large muscle firmly anchored to the floor of the mouth by the frenulum linguae.

Detailed explanation-4: -The inner lining of the cheeks.