What is a healthy gastrointestinal system?

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The gastrointestinal system, often referred to as the GI system or digestive system, breaks down the food we eat, absorbs nutrients, and expels waste. The GI system includes the mouth, esophagus, stomach, large intestines, small intestines, rectum, anus, gallbladder, pancreas, and liver. The digestive tract is the long tube that starts at the mouth and ends at the anus, and is comprised of the esophagus, stomach, large and small intestines, and rectum. The gallbladder, pancreas, and liver lie outside the digestive tract, but serve crucial functions in the processing of food. For the GI system to successfully perform its job, all of the organs involved in the digestive process must work effectively and in harmony with each other.

Continue Learning about Digestive Diseases

Digestive Diseases

Digestive diseases, also known as gastrointestinal diseases, are disorders that affect your esophagus, stomach and small and large intestines. The symptoms of digestive diseases vary widely depending on which part of your digestiv...

e system is affected. Generally symptoms can be blood in your stool, a change in bowel habits, pain, weight loss or heartburn that is not relieved by antacids. See you doctor if you have any of these signs of digestive disease.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.