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Digestive tract
The digestive tract includes the mouth, the esophagus, the stomach, the small and large intestines, and the rectum.
The digestive tract is divided into upper and lower parts:
- The upper digestive tract includes the mouth, esophagus, stomach, and first part of the small intestine.
- The lower digestive tract includes the last part of the small intestine, the large intestine, and the rectum.
Current as of: October 6, 2025
Author: Ignite Healthwise, LLC Staff
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