The prominent ridges in the lining of the stomach are called

________ crush, mash, and grind food when it enters the mouth.

The prominent ridges in the lining of the stomach are called

The hormone that stimulates the secretion of the stomach and contraction of the stomach walls is

All biochemical reactions produce heat (_____)

The hormone that stimulates the secretion of the stomach and contraction of the stomach walls is

Trace the pathway of food through the digestive system. ->->->->stomach->->->->toilet bowl

One of the major functions of the large intestine is the

All biochemical reactions produce heat (_____)

Who is responsible for intestinal gas?