신체의 여러 구멍의 내벽을 싸고 있거나 내부 장기의 표면을 덮고 있는 점액 분비막.
A mucous membrane that lines various cavities in the body and covers the surface of internal organs, consisting of an epithelial layer and an underlying layer of connective tissue.
예문:
"The gastric mucosa protects the stomach lining from acidic digestive juices."
"Inflammation of the oral mucosa can lead to painful mouth sores."
"Doctors examined the intestinal mucosa for signs of abnormality during the procedure."