The moist, inner lining of some organs and body cavities (such as the nose, mouth, lungs, and stomach). Glands in the mucous membrane make mucus (a thick, slippery fluid). Also called mucosa.

Where is mucosal epithelium found?

Lining mucosa is localized over mobile structures such as soft palate, cheeks, lips, alveolar mucosa, vestibular fornix and floor of the mouth and is extensible and loosely bound to adjacent structures by an elastin rich connective tissue and has a non-keratinizing squamous epithelium.

Where does mucosa come from?

A mucous membrane, also known as a mucosa (plural: mucosae), is a layer of cells that surrounds body organs and body orifices. It is made from ectodermal tissue.