Membrane Mucosa Mucosa Mucous Membrane C0026724 Tissue CDISC C13166 mucous membrane mucosa Mucosal The moist, inner lining of some organs and body cavities (such as the nose, mouth, lungs, and stomach). Glands in the mucosa make mucus (a thick, slippery fluid). Mucous membrane. Mucosa MUCOSA Mucosa Clinical Data Interchange Standards Consortium Terminology CDISC SDTM Terminology CDISC SDTM Anatomical Location Terminology CDISC SEND Terminology