Question

when the stomach wall contact the food does not come back into the oesophagus give reason​

Answer 1

Explanation:

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Answer 2

Answer:

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Explanation:

The contraction is not a continuous process rather it is rhythmic i.e contraction and relaxation takes place simultaneously .

It helps in the easy movement of food through alimentary canal .

There is no chance of food to get back into the oesophagus again.

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