The digestive system

Digestion takes place mainly...

• In the mouth

• In the large intestine

• In the stomach

• In the small intestine

Answer explanation

In the small intestine

In the digestion process, some things are not digested like:_______, ____________ and ___________ because they are small enough to pass into the blood.

Which are the four main parts of the excretory system?

If you should make an oral presentation of any of the body systems, which one would you choose?

• The Digestive system

• The excretory system

• The respiratory system

• The circulation system

Talking about the excretory system, how do we know when it´s time to go to the toilet?

Answer explanation

The urine is stored in the bladder. When it is full, it sends a message to our brain and we need to go to the toilet to evacuate.