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  1. Gastrointestinal Diseases: Symptoms, Treatment & Causes

    Gastrointestinal diseases affect the gastrointestinal (GI) tract from the mouth to the anus. Examples include diarrhea and GERD. There are two types: functional and structural.

  2. Gastrointestinal tract - Wikipedia

    Gastrointestinal is an adjective meaning of or pertaining to the stomach and intestines. Most animals have a "through-gut" or complete digestive tract.

  3. Your Digestive System & How it Works - NIDDK

    How does my body control the digestive process? Clinical Trials What is the digestive system? The digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive …

  4. Gastrointestinal tract | Definition, Organs, Diagram, & Facts | Britannica

    Oct 27, 2025 · gastrointestinal tract, pathway by which food enters the body and solid wastes are expelled. The gastrointestinal tract includes the mouth, pharynx, esophagus, stomach, small …

  5. Gastrointestinal (GI) Disease: Types, Symptoms & More - Health

    Sep 29, 2025 · Gastrointestinal (GI) diseases affect your digestive system, causing a wide range of symptoms and altering the function or structure of the digestive system.

  6. Gastrointestinal Disease: Symptoms, Causes and Treatment

    Explore symptoms, causes, and treatments for gastrointestinal diseases. Learn more about effective care.

  7. What Are the Most Common Gastrointestinal Disease?

    Aug 13, 2025 · Gastrointestinal diseases like IBS, GERD, and diverticulosis can cause everything from mild discomfort to severe health issues, affecting how your digestive system functions.

  8. Overview of the Digestive System - The Merck Manuals

    Experts have recognized a powerful connection between the digestive system and the brain. For example, psychologic factors greatly influence contractions of the intestine, secretion of digestive …

  9. Understanding Your GI Tract - American College of Gastroenterology

    Alcoholism adversely affects the health of the alcoholic, particularly in the nervous and gastrointestinal systems. The basic building blocks of proteins, made by all living cells. They are essential to life. The …

  10. Definition of gastrointestinal system - NCI Dictionary of Cancer Terms

    The gastrointestinal system includes the mouth, pharynx (throat), esophagus, stomach, small intestine, large intestine, rectum, and anus. It also includes the salivary glands, liver, gallbladder, and …