They are called gastric folds.
Rugae
Rugal folds
rugae
the Rugae
parietal peritoneum
they are called RUGGAE. when the stomach is full, its walls are stretched. hence these folds disappear.
The folds of the gastric mucosa are called RUGAE.
B. oral mucosa
esophagus Every system that has an outside opening produces mucous. This includes the respiratory, urinary, digestive and urogenital systems. Also the lining of the eye produces mucous. This substance keeps the membranes moist and prevents them from drying out.
gastric mucosa
Folds in the stomach increase the surface area of the mucosa. So you can have more of secreations available for digestion of food.
Mucosa
stomach
The gastric mucosa is located in the stomach. In humans the gastric mucosa is approximately 1 mm thick with a smooth and soft surface.
The Stomach
parietal peritoneum
Nothing happens- alcohol is not an acid capable of eating through the mucosa. Stomach acid is, but the mucosa is constantly renewed. In some cases, the mucosa is not enough and the acid irritates the stomach lining- thats known as an ulcer.
rugae
Stomach mucosa is what contains hydrochloric acid and several enzymes that break down food in the stomach. Stomach mucosa is also referred to as gastric mucosa.
In frogs and all other vertebrates lining of stomach and small intestine is made up of mucosa . But mucosa of small intestine possess villi which are finger like projections which increase surface are for absorption .Villi are absent in stomach .the lining in both frogs are think, but the stomach's is shorter than the intestine's In frogs and all other vertebrates lining of stomach and small intestine is made up of mucosa . But mucosa of small intestine possess villi which are finger like projections which increase surface are for absorption .Villi are absent in stomach .the lining in both frogs are think, but the stomach's is shorter than the intestine's
they are called RUGGAE. when the stomach is full, its walls are stretched. hence these folds disappear.