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The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans and other animals, including the esophagus , stomach , and intestines .
The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.
The digestive system functions to move material through the GI tract via peristalsis, break down that material via digestion, absorb nutrients for use throughout the body, and remove waste from the body via defecation. [3] Physicians who specialize in the medical specialty of gastroenterology are called gastroenterologists or sometimes GI doctors.
This is an accepted version of this page This is the latest accepted revision, reviewed on 17 February 2025. Religion originating in 1930s Jamaica Rastafari often claim the flag of the Ethiopian Royal Standard as was used during Haile Selassie's reign. It combines the conquering lion of Judah, symbol of the Ethiopian monarchy, with red, gold, and green. Rastafari is an Abrahamic religion that ...
The oral cavity is part of the gastrointestinal system and as such the presence of alterations in this district can be the first sign of both systemic and gastrointestinal diseases. [1] By far the most common oral conditions are plaque-induced diseases (e.g., gingivitis, periodontitis, dental caries). Oral symptoms can be similar to lesions ...
Jah or Yah (Hebrew: יָהּ , Yāh) is a short form of the tetragrammaton יהוה (YHWH), the personal name of God: Yahweh, which the ancient Israelites used. The conventional Christian English pronunciation of Jah is / ˈ dʒ ɑː / , even though the letter J here transliterates the palatal approximant (Hebrew י Yodh ).
GI Gastrointestinal: GIB Gastrointestinal bleeding: GN Glossopharyngeal neuralgia: GORD Gastro-oesophageal reflux disease: GSS disease Gerstmann–Sträussler–Scheinker disease: GT/LD Gifted and learning disabled: GVHD Graft-versus-host disease: GWD Guinea worm disease
A lower gastrointestinal series is a medical procedure used to examine and diagnose problems with the human colon of the large intestine. Radiographs (X-ray pictures) are taken while barium sulfate, a radiocontrast agent, fills the colon via an enema through the rectum.