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Our Health Library information does not replace the advice of a doctor. Please be advised that this information is made available to assist our patients to learn more about their health. Our providers may not see and/or treat all topics found herein.

Digestive system

The digestive system.

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, stomach, and first part of the small intestine.
  • Lower digestive tract, which includes the last part of the small intestine, the large intestine, and the rectum.
  • Liver, pancreas, and gallbladder.

Current as of: June 6, 2022

Author: Healthwise Staff
Medical Review:
JoLynn Montgomery PA - Family Medicine