A lot vs. Alot: 9 Grammatical Pitfalls
alimentary canal n.
The mucous membrane-lined tube of the digestive system that extends from the mouth to the anus and through which food passes, digestion takes place, and wastes are eliminated; it includes the pharynx, esophagus, stomach, and intestines. Also called alimentary tract, digestive tract.
|alimentary canal |
The tube or passage of the digestive system through which food passes, nutrients are absorbed, and waste is eliminated. See also digestive tract.