gastrointestinal tract

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gastrointestinal tract

[¦ga·strō‚in′tes·tən·əl ′trakt]
(anatomy)
The stomach and intestine.
References in periodicals archive ?
If our health has been compromised by toxins (such as heavy metals, chemicals and pesticides), stress, chronic infections, antibiotic use, surgery, or other health challenges, then the digestive system can be negatively affected.
Each Attune wellness bar is packed with probiotics that help rebalance the digestive system to help the body function better:
The probiotic bacteria GanedenBC30 was included in Sustenex because of its superior ability to survive harsh stomach acid, colonize the intestines and perform many useful functions in the digestive system," said Andrew Lefkowitz, president of Ganeden Biotech.
Scientists aren't sure digestive systems in fish can pass gas (the swim bladder is separate from a fish's gastrointestinal tract).
Cystic fibrosis is an inherited chronic disease that affects the lungs and digestive systems of about 30,000 children and adults in the United States (70,000 worldwide).
Some other worms from the deep have no digestive systems but depend on live in bacteria for nourishment, explains Robert Vrijenhoek of the Monterey Bay Aquarium Research Institute in Moss Landing, California.
Bacteria in the groundwater don't have the correct digestive systems to degrade MTBE," Landmeyer notes, nor do they have access to oxygen.
These "friendly bacteria" naturally exist within digestive systems.
Benner and his colleagues studied a protein, a form of the enzyme ribonuclease, that breaks down bacterial RNA in the digestive systems of cows, sheep, deer, giraffes, and other ruminants.