It is a large organ that lined with layers of muscles where food is broken into smaller pieces.

Which are the examples of digestive diseases?

We need to drink 8 to 10 glasses of water daily to protect our health.

Which picture does NOT help to protect the internal organs of the body?

It filters the oxygen that enters our body because it contains a filtering structure to ensure the heart receives clean oxygen.

Arrange the parts of Digestive System based oh how the food passes through

The digestive system is about 20 to 30 feet long.