250px The<unk>  is the mucous membrane layer of the stomach, which contains the glands and the<unk>  pits. In humans, it is about 1 mm thick, and its surface is smooth, soft, and velvety. It consists of simple columnar epithelium, lamina propria, and the muscularis<unk> e.
Gastric mucosa
Nodule 
Muscle tissue
Venom
Stomach
Gumma 
Liver
Enteric nervous system