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Digestive tract

The digestive system is responsible for breaking down food, absorbing nutrients from the food, and ridding the body of waste products from the food. The digestive system consists of the:

  • Upper digestive tract, which includes the mouth, esophagus, and stomach.
  • Lower digestive tract, which includes the small and large intestines.
  • Liver, pancreas, and gallbladder.
Primary Medical Reviewer Kathleen Romito, MD
- Family Medicine
Specialist Medical Reviewer Arvydas D. Vanagunas, MD
- Gastroenterology
Last Updated October 24, 2006

WebMD Medical Reference from Healthwise

Last Updated: October 24, 2006
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