To increase the surface area of the stomach
Stomach is lined by various folds of mucous membrane and muscle tissue. These folds are termed as Rugae. This results in the characteristic appearance of stomach on the endoscopy.
as the stomach fills with food and expands, the folds (rugae) disappear
These types of folds are called rugae, in the stomach they are the gastric rugae
The purpose is to allow the stomach to expand.
Rugae are found in the stomach and gall bladder.
The folds of the stomach are called rugae.
The function of the rugae on the stomach wall is to aid in digestion. This smooth's out as the stomach is filled with food.
Rugae
The rugae gradually smooth out as the stomach fills, permitting stomach distension. A cross section of the stomach lining reveals that in between the rugae are gastric pits, which are the openings of the gastric glands.
Rugae are found in the stomach and gall bladder.
They are called gastric folds.
The rugae are rough ridges in the stomach and provide a rough surface for food to be ground against.