Leaving the body

The idea

The expulsion of stool from the body through the anus is called egestion.

The end of the tube

The stool is stored in the rectum.

What happens when the body is ready to get rid of it?

• It is passed out through the anus
• It goes back into the blood
• It stays there for ever

Egest

Press Egest and watch the waste leave the body.

Waste out

The stool left the body through the anus. Fibre-rich foods like fruits, vegetables and whole grains help the large intestine work well and make the stool easier to pass.

The expulsion of stool from the body through the anus is called egestion.

Notes

The expulsion of stool from the body through the anus is called egestion.

Check yourself

What is egestion?

Through which opening does stool leave the body?

Where is the stool stored until the body is ready?

Which foods make the stool easier to pass?

• Breaking food with the teeth. That is mechanical digestion.
• Taking nutrients into the blood. That is absorption.
• Passing stool out of the body through the anus — correct. Yes!
• The anus — correct. Yes!
• The mouth. Food enters through the mouth. The stool leaves through the anus.
• The nostrils. The nostrils are for air. The stool leaves through the anus.
• In the liver. The liver makes bile. The stool is stored in the rectum.
• In the rectum — correct. Yes!
• In the pancreas. The pancreas makes pancreatic juice. The stool is stored in the rectum.
• Foods with no fibre at all. Fibre-rich foods are the ones that help the large intestine function properly.
• Only sweets. Sweets are not fibre-rich. Fruits, vegetables and whole grains are.
• Fibre-rich foods like fruits, vegetables and whole grains — correct. Yes!