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Noun: gastrointestinal tract  ,gas-trow-in'tes-tu-nul trakt
  1. Tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination
    - alimentary canal, alimentary tract, digestive tube, digestive tract, GI tract

Derived forms: gastrointestinal tracts

Type of: canal, channel, duct, epithelial duct

Part of: digestive system, gastrointestinal system, systema alimentarium, systema digestorium

Encyclopedia: Gastrointestinal tract