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gastrointestinal tract

The long tube that food passes through, from the mouth to the anus.

gas-troh-in-TES-tih-nul trakt noun

Word parts

gastr/o stomachintestin/o intestine-al relating to

What it means

The digestive tube: the mouth, pharynx, esophagusih-SOF-uh-gusThe muscular tube that carries food and liquid from the throat to the stomach.esophag/o esophagusFull entry , stomach, small intestine, large intestinelarj in-TES-tinThe last part of the digestive tract, from the end of the small intestine to the anus, where water is absorbed and stool forms.intestin/o intestineFull entry , rectum and anus. In adults it is about 9 meters (30 feet) long. Along the way food is broken down, nutrients and water are absorbed, and waste leaves as fecesFEE-seezSolid waste passed from the bowel through the anus, made of undigested food, water, bacteria and cells.Full entry . The liver, gallbladder and pancreasPAN-kree-usA long, flat gland behind the stomach that makes digestive enzymes and the hormones insulin and glucagon.pan- allcreas fleshFull entry are digestive organs that empty into it but are not part of the tube. Also called the GI tract, digestive tract or alimentary canal.

At a glance

AbbreviationsGI tract
Spanishtracto gastrointestinal
Also writtengastrointestinal tracts, GI tract, digestive tract, alimentary canal

Related terms

gastrointestinal

Having to do with the stomach and intestines, or with the whole digestive tract from the mouth to the anus.

esophagus

The muscular tube that carries food and liquid from the throat to the stomach.

gastr/o

A word part that means stomach.

oral cavity

The mouth: the space from the lips to the throat, including the teeth, gums, tongue and palate.

large intestine

The last part of the digestive tract, from the end of the small intestine to the anus, where water is absorbed and stool forms.

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