digestive tract


Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.
click for a larger image
digestive tract
A. mouth
B. esophagus
C. stomach
D. large intestine
E. small intestine
F. rectum
G. anus

digestive tract

n.
The mucous membrane-lined tube of the digestive system through which food passes, in which digestion takes place, and from which wastes are eliminated. It extends from the mouth to the anus and includes the pharynx, esophagus, stomach, and intestines.
click for a larger image
digestive tract

di·ges·tive tract

(dī-jĕs′tĭv)
The system of organs of the body that breaks down and absorbs food as nourishment. In higher vertebrates, it consists of the esophagus, stomach, and small and large intestines, together with the glands, such as the salivary glands, liver, and pancreas, that produce substances necessary for digestion. Also called alimentary canal, gastrointestinal tract.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.digestive tract - tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anusdigestive tract - tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination
duct, epithelial duct, canal, channel - a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs"
digestive system, gastrointestinal system, systema alimentarium, systema digestorium - the system that makes food absorbable into the body
stomach, tum, tummy, breadbasket - an enlarged and muscular saclike organ of the alimentary canal; the principal organ of digestion
enteron - the alimentary canal (especially of an embryo or a coelenterate)
esophagus, gullet, oesophagus, gorge - the passage between the pharynx and the stomach
small intestine - the longest part of the alimentary canal; where digestion is completed
large intestine - beginning with the cecum and ending with the rectum; includes the cecum and the colon and the rectum; extracts moisture from food residues which are later excreted as feces
pharynx, throat - the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone
References in periodicals archive ?
Our previous studies of the impact of heavy metals ions on microorganism communities of fish digestive tract demonstrated the reliance of the changes on the composition of heavy metals or their mixtures, their concentration or exposure time (Syvokiene, Mickeniene 1999a, b; Mickeniene, Syvokiene 2001; Mickeniene et al.
Use of at least view the wall of the digestive tract and organs in the vicinity of tumor assessments walls of the digestive tract, determination of tumor stage affecting organs adjacent to the digestive tube, for removing tissue, for drainage and collection of fluid into the gastrointestinal tract for drainage of bile ducts in the stomach or duodenum, classic trasabdominEilnE[degrees] ultrasonography and, moreover, under ultrasound control and targeted biopsy of liver tumors.
There is a normal reduction of blood flow to the digestive tract during exercise, but this occurs early and remains so throughout the exercise, so it would not be the cause of a problem this late in the event.
Like probiotics for the digestive tract, Quorum's Bioesse skincare products restore a natural balance in the microbiome.
Washington, May 5 ( ANI ): Researchers have developed an oral capsule that vibrates as it moves through the digestive tract has shown notable promise as a non-pharmacological treatment for constipation.
Gaining weight is a critical component to the livestock's' prosperity and with compromised digestion of food due to the loss of proper microbes in the digestive tract, producers lose money every day.
It takes thousands of pictures of your digestive tract, which are transmitted to a recorder you wear on a belt around your waist or over your shoulder.
Percent consumption of these genera by song sparrows and dark-eyed juncos were generally higher than for northern cardinals and white-throated sparrows, except for Ambrosia which made up a higher percentage of the digestive tract contents of white-throated sparrows than of the other species (Table 2).
However, more than one million people are diagnosed with a digestive condition every year in England alone; 12% of deaths in the UK are linked to problems with the digestive tract, showing the scale of a problem which is usually considered taboo due to the sometimes rather embarrassing subject matter involved.
Instead of complete digestion, the food in the digestive tract stagnates and putrefies, and is absorbed into the bloodstream partially digested only to activate the immune system, causing food sensitivities and allergies.
Surgeons discovered that Sharon's digestive tract was so badly damaged he would have died in days if they had not operated to remove part of his intestine.
When one chews the gum, it releases the scented chemicals into the digestive tract.