The stomach, small intestine, and large intestine; often used as a synonym of digestive tract.
consists of the esophagus, stomach, liver, small and large intestines
The gastrointestinal system is, essentially, a long tube running through the body that works to digest food and then remove it from the body. This system includes the esophagus, stomach, pancreas, small intestine and large intestine.
pertaining to the stomach and intestines.
the digestive system including the stomach, intestine and all accessory organs.