nonmucosal
Nonmucosal refers to tissues or structures that are not covered by a mucous membrane. Mucous membranes, also known as mucosa, are specialized linings found in various cavities and passages of the body that produce and secrete mucus. These include the digestive tract, respiratory tract, urinary tract, and reproductive tract. Therefore, nonmucosal tissues are those located outside of these specific linings.
Examples of nonmucosal tissues include the skin, which is lined by epidermis and dermis. Muscles, bones, cartilage,