Two Harbors at the Isthmus of Santa Catalina Island is ideally located to offer easy access to some of the worldâs best scuba diving. Voted âWorldâs Healthiest Marine Environmentâ by Scuba Diving Magazine, the water is clear and clean, with visibility ranging from 40-100 feet.
mucosa. mucous membrane. adj., adj mucoÂ´sal. alveolar mucosa the mucosal lining of the dental alveoli; a thin, soft, fragile continuation of the mucous membrane of the cheek, lips, and floor of the mouth. (mucous membrane), a membrane, composed of epithelium and lamina propria. mucosa, alveolar, n the covering on the alveolar process loosely attached to bone that extends from the mucogingival junction to the vestibular epithelium and from the mandible to the sublingual sulcus.
In the gastrointestinal tract, the submucosa is the layer of dense irregular connective tissue or loose connective tissue that supports the mucosa, as well as joins the mucosa to the bulk of underlying smooth muscle (fibers running circularly within layer of longitudinal muscle).