Mucous membranes are tissues that line body cavities or canals such
as the throat, nose, mouth, urethra, rectum, and vagina. Mucous membranes
produce a thick, slippery liquid called mucus that protects the membranes and
keeps them moist.
Patrice Burgess, MD - Family Medicine & Anne C. Poinier, MD - Internal Medicine & Donald R. Mintz, MD - Otolaryngology