digestive tract

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digestive tract

The diagram shows the human digestive tract from mouth to stomach.

Definition
  1. Noun:
    • The digestive tract refers to the continuous, hollow, muscular tube that runs through the body from the mouth to the anus. Its primary functions are the ingestion, digestion, absorption of nutrients, and elimination of waste.
Usage
  • The term "digestive tract" is used in medical, biological, and general health contexts to describe the complete system of organs involved in processing food.
  • It is often discussed in relation to health, diseases, anatomy, and physiology.
Examples
  • Noun:
    • Food travels through the entire digestive tract over a period of about 24 to 72 hours.
    • A healthy digestive tract is essential for overall well-being.
    • The doctor explained how the infection had affected her digestive tract.
Advanced Usage
  • "The upper/lower digestive tract": A common subdivision in medicine. The upper tract typically includes the mouth, esophagus, and stomach. The lower tract includes the small and large intestines.
    • The endoscope was used to examine his upper digestive tract for ulcers.
Variants and Related Words
  • Digestive system (n): A broader term that includes the digestive tract plus accessory organs like the liver, pancreas, and gallbladder.
    • The liver is a vital part of the digestive system, though not part of the digestive tract itself.
  • Gastrointestinal tract (GI tract) (n): A nearly synonymous term, often used interchangeably with "digestive tract" in medical contexts.
    • The scan showed a blockage in his gastrointestinal tract.
  • Alimentary canal (n): Another synonym for the digestive tract, emphasizing its role as a passage for food.
    • The alimentary canal is lined with mucous membrane.
Synonyms
  • Gut: A more informal term, often referring specifically to the intestines.
  • Intestines: Specifically refers to the long, tubular section of the digestive tract (small and large intestine).
Related Phrases
  • Digestive tract infection: An infection occurring within the organs of the digestive tract.
    • She was hospitalized with a severe digestive tract infection.
  • Digestive tract disorder: A general term for any medical condition affecting the digestive tract.
    • Irritable bowel syndrome is a common digestive tract disorder.
digestive tract

The diagram shows the human digestive tract from mouth to stomach.

Noun
  1. tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination