Definition

1. Noun:
   • The digestive tract: A continuous, hollow tube in the body that begins at the mouth and ends at the anus. Its primary functions are the ingestion, digestion, absorption of nutrients, and elimination of waste.

Usage

• The term "alimentary canal" is used in biological and medical contexts to describe the complete system of organs involved in processing food.
• It is a formal, anatomical term. In more general contexts, people might use terms like "digestive tract" or "gut."

Examples

• Noun:
  • Food travels through the alimentary canal, where it is broken down and absorbed.
  • The doctor explained how an infection can affect the entire alimentary canal.

Advanced Usage

• "The entire alimentary canal": Emphasizes the full length of the system from start to finish.
  • The contrast dye allowed the X-ray to show the entire alimentary canal.

Variants and Related Words

• Gastrointestinal tract (GI tract) (n): A very similar term often used interchangeably with "alimentary canal," though it sometimes specifically refers to the stomach and intestines.
• Digestive tract (n): A common synonym.
• Gut (n): A less formal term for the intestines, often used to refer to the lower part of the alimentary canal.

Synonyms

• Digestive tube: Another term for the continuous passage.
• Enteron: A technical term for the alimentary canal.

Related Phrases

• Alimentary canal mucosa: Refers to the mucous membrane lining the canal.
  • The alimentary canal mucosa secretes enzymes and mucus.

Notes

• The alimentary canal includes specific organs such as the mouth, pharynx, esophagus, stomach, small intestine, and large intestine.
• It is distinct from accessory digestive organs like the liver, pancreas, and gallbladder, which aid digestion but are not part of the continuous tube.

Noun

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