0 the layer beneath the mucus membrane (= the thin skin that covers the inside surface of the nose, mouth etc. and produces mucus to protect them)
The gastric mucosa and submucosa showed necrotic foci surrounded by an inflammatory infiltration with a predominance of eosinophils.
Early gastric cancer is defined as a tumour that is restricted to the mucosa or submucosa alone.
Third-stage larvae 550 mm to 1.1 mm long were found in the submucosa of the intestine one week post infection.
The parasite migrates to the mucosa and submucosa where they cause extensive and severe necrosis of the tissue.
It is a "true diverticulum", consisting of all 3 layers of the bowel wall which are mucosa, submucosa and muscularis propria.
It includes epithelium and lamina propria, but attaches directly to the periosteum of underlying bone without the usual submucosa.
An injection of dye, saline, or epinephrine into the submucosa is imperative in the safe removal of certain polyps.
The submucosa is the tissue that connects the mucosa to the muscle outside the tube.
