Digestive Tract Overview

Encyclopedia: Gastrointestinal Tract

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The digestive tract is the system of organs within multicellular animals that takes in food, digests it to extract energy and nutrients, and expels the remaining waste. The major functions of the GI tract are ingestion, digestion, absorption, and defecation. The GI tract differs substantially from animal to animal. Some animals have multi-chambered stomachs, while some animals' stomachs contain a single chamber. In a normal human adult male, the GI...


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Digestive tract?
Is that new yogurt "Abreva" better for digestive tract management than regular yogurt?? I...

Basically all those new yogurts like Activia (not familar with the one u mention) have MAN MADE probiotiocs that the company MANUFACTURES in their lab. U are much better off...

Asked by JosieJo - 16 months ago

What is the pH of the digestive tract of a mammal?
NOT the stomach, because I know that's 2. But the digestive tract, where the esophagus is. ...

About 6.8, it has to be almost neutral because unlike the stomach that has a mucous lining to protect from the acidity, the intestines don't have that.

Asked by Danielle L - 8 months ago

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  • How can you make gas move faster through your digestive... - 5 replies

    . Is there anything that has been proven to make gas actually move faster through your digestive tract faster through your digestive tract, thereby reducing the time it is in there...

    Jun 06, 2007

  • Block in digestive tract? - 18 replies

    a block in her digestive tract and is now on medication for it but you wouldnt even know it cause Kiana (7 months), who is relatively healthy otherwise, has been having trouble pooping about...

    Apr 08, 2008

  • Bad Breath from digestive tract? - 2 replies

    I just was catching up on back issues and found an article that said something about bad breath... occasionally being caused by intestinal bacteria (or a lack of friendly bacteria). It...

    Apr 20, 2006

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  • Conditions treated: Digestive, Digestive Tract Infection

    Treating Digestive Tract Infection with Green Tea

    Green tea originates from China and has become popular and associated with many cultures in Asia from Japan to the Middle East. Green tea or Tradition...


  • Conditions treated: Infectious Diseases, Influenza

    Treat Influenza with Grapefruit

    The grapefruit is a sub-tropical citrus tree. Grapefruits usually range in diameter from four to six inches and include both seed and seedless and pin...


How-To Guides

HowstuffworksHOWSTUFFWORKS

  • The Mouth to the Stomach

    The digestive system absorbs and transports all the nutrients your body needs. Learn more about the digestive system.


  • Digestive Disorders at the Bottom

    The digestive system absorbs and transports all the nutrients your body needs. Learn more about the digestive system.



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