Question

The structure of the human alimentary canal - the mouth, the stomach, the small intestine, the colon and rectum referat. The alimentary canal is a long hollow tube which runs from the mouth to the anus .Together with several other organs, including the live

Answer 1

What is the question??

Answer 2

Answer :

Alimentary canal is the long tube extending from mouth to anus in human beings.

What is Alimentary canal ?

• It is a muscular tube which starts from the mouth and ends at the anus.

• It is about 9 metres long.

• It is highly coiled in certain regions mainly in the small intestine.

• Its various regions are different both in structure and function.

What is digestion ?

• It is the breaking down of complex substances into by the action of simpler enzymes.

• It is any change which makes the food soluble and of such chemical nature that they can be absorbed through living membranes.