The digestive tube from the mouth to the anus, including the mouth, pharynx, esophagus, stomach, large and small intestines, and rectum.
The digestive system.
The digestive system as a whole which includes the mouth, esophagus, stomach, and intestines, along with accessory organs.
A tube in the body going from the mouth to the anus and including the throat, stomach and intestine, through which food passes and is digested.
Digestive tube through which food passes and is digested and absorbed. It extends from the mouth to the anus.
Gastrointestinal system including all structures from the mouth to the anus.
The long passage through which food passes to be digested and absorbed. It extends from the mouth to the anus and each region is specialized for a different stage in the processing of food, from mechanical breakdown in the mouth to chemical digestion and absorption in the stomach and small intestine and finally to feces formation and storage in the colon and rectum.