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Sep 10, 2021 · Learn about the stomach, a muscular organ that digests food and sends it to your small intestine. Find out how the stomach works with the rest of the gastrointestinal tract and what conditions and disorders can affect it.
The stomach is a muscular, hollow organ in the upper gastrointestinal tract of humans and many other animals, including several invertebrates. The stomach has a dilated structure and functions as a vital organ in the digestive system.
- Your stomach’s role in digestion. When you swallow, food travels down your esophagus, passes the lower esophageal sphincter, and enters your stomach. Your stomach has three jobs
- Gastroesophageal reflux disease. Reflux occurs when stomach contents such as food, acid, or bile moves back into your esophagus. When this happens twice a week or more, it’s called gastroesophageal reflux disease (GERD).
- Gastritis. Gastritis is an inflammation of your stomach lining. Acute gastritis may come on suddenly. Chronic gastritis happens slowly. According to the Cleveland Clinic, 8 in 1,000 people have acute gastritis and 2 of every 10,000 develop chronic gastritis.
- Peptic ulcer. If the lining of your stomach breaks down you may have a peptic ulcer. Most are located in the first layer of the inner lining. An ulcer that goes all the way through your stomach lining is called a perforation and requires immediate medical attention.
May 29, 2024 · Learn about the stomach, a saclike organ that stores and digests food in vertebrates. Find out how the stomach works, what are its regions and layers, and what are some common stomach problems.
- The Editors of Encyclopaedia Britannica
Sep 11, 2023 · Learn about the stomach, an organ of the digestive system that accumulates and digests food. Find out its location, parts, layers, blood vessels, innervation, lymphatics and clinical points.
- Medical Content
- 9 min
May 30, 2018 · Learn about the stomach's location, structure, digestion process and possible problems. Find out how the stomach protects itself from its own acids and enzymes, and how it regulates food movement.
Apr 29, 2024 · Learn about the stomach, a digestive organ located between the oesophagus and the duodenum. Find out its anatomical divisions, curvatures, relations, sphincters, omenta and blood supply.
