what function does an alimentary canal have
Medical Definition of ALIMENTARY CANAL. : the tubular passage that extends from mouth to anus, functions in digestion and absorption of food and elimination of residual waste, and includes the mouth, pharynx, esophagus, stomach, small intestine, and large intestine.ull Definition of ALIMENTARY CANAL. : the tubular passage that extends from mouth to anus and functions in digestion and absorption of food and elimination of residual waste. See alimentary canal defined for English-language learners.