Question

 explain the human alimentary canal

Answer 1

Ailmentary canals starts from mouth--contains teeth and a tongue helps in chewing food-------------oesophagus--food pipe helps in transporting food from mouth to stomach---------------large intestine--churns the food further--------------------small intestine--transports undigested food to anus.

Answer 2

 Human  alimentary canal
The alimentary canal is a long tube which runs from the mouth to the anus. It is part of the digestive system. The digestive system also includes the liver and the pancreas.
Main regions of the alimentary canal and associated organs are:
Mouth, salivary glandsOesophagusStomachPancreas, liver, gall bladderSmall intestine (duodenum + ileum)Large intestine (colon +rectum)Anus.