What is the job of the stomach?
The stomach is a hollow organ, or “container,” that holds food while it is being mixed with stomach enzymes.
These enzymes continue the process of breaking down food into a usable form.
Cells in the lining of the stomach secrete a strong acid and powerful enzymes that are responsible for the breakdown process..
What are the ridges inside the stomach and their function?
Inside the stomach are rugae, ridges that increase the surface area of the stomach and stretch out to increase stomach volume when the stomach is full.
Does the stomach contain Rugae?
The Stomach Secretes HCl, Pepsinogen, Mucus, Gastric Lipase, and Intrinsic Factor. The lining of the stomach at rest is thrown into thick, velvety folds called rugae. These contain microscopic invaginations, called gastric pits, that each open into four or five gastric glands.
Where is Rugae found in the digestive system?
The gastric folds (or gastric rugae) are coiled sections of tissue that exist in the mucosal and submucosal layers of the stomach.
What would happen if we didn’t have Rugae?
This preview shows page 4 out of 4 pages. If stomach walls were perfectly smooth, then that would mean rugae were not present and we would not be able to eat much food, drink much liquids, or be able to grip and move food during digestion. …
What are the 3 functions of the stomach?
The stomach has 3 main functions:temporary storage for food, which passes from the esophagus to the stomach where it is held for 2 hours or longer.mixing and breakdown of food by contraction and relaxation of the muscle layers in the stomach.digestion of food.