The stomach is the primary organ that breaks down food as it enters the digestive system. This organ receives food from the esophagus and eventually directs the partially digested food into the small intestine. It also h... More »

The main function of the digestive system is to convert food to energy and eliminate waste. The human digestive system is made up of several parts, including the mouth, esophagus, stomach, small and large intestines, pan... More »

www.reference.com Science Human Anatomy Organs

The three main functions of the human digestive system are to break food down into chyme for the body's use, to secrete and absorb nutrients and bodily fluids into the gastrointestinal tract or the blood, and to store an... More »

The main function of the digestive system is to convert food to energy and eliminate waste. The human digestive system is made up of several parts, including the mouth, esophagus, stomach, small and large intestines, pan... More »

www.reference.com Science Human Anatomy Organs

The main advantage of having an intact digestive tract is that the organs in this system work together to ensure thorough absorption of nutrients from food. WebMD describes the process of digestion as the process of turn... More »

The function of the rugae is to allow the stomach and other tissue to expand as needed to assist in the digestion of food. WebMD defines gastric rugae as ridges of muscle tissue lining the stomach. More »

The function of the stomach is to store and partially digest food. The stomach is a J-shaped sack that lies between the esophagus and the small intestine. More »