Where does the digestive system begin?

The answer is Mouth

Explanation:

The digestive system is the set of organs responsible for the feeding process. The organs that make up the gastrointestinal tract are the mouth, the esophagus, the stomach, the liver, the pancreas, the gallbladder, the small intestine, the large intestine and the anus. The digestive system begins in the mouth where the food that enters, is chewed and the digestive juice known as saliva is added.