The five echo layers are histologically correlated with the mucosa [layer 1], muscularis mucosa [layer 2], submucosa [layer 3], muscularis propria [layer 4], and serosa or adventitia [layer 5 ...

Buccal mucosa is composed of several layers of different cells. Numerous racemose, mucous, or serous glands are present in the submucous tissue of the cheeks.

Erythematous mucosa is inflammation of the membrane that lines the digestive tract. Here, learn about its causes, associated symptoms, and treatments.

The ABO blood group antigens found on the surface of red blood cells are also found on the mucosal layer that lines the surface of the gut.

Sessile polyps are masses that arise from the mucosal layer of hollow organs. Learn about their causes and treatment and how they differ from peduncled polyps.

The excessive inflammation of the mucosal layer in the intestines characterizes inflammatory bowel disease. While the underlying causes are not known, alleles for specific genes, ...