Respiratory System

These body parts are part of the respiratory system:

• Just the lungs.

• Lungs, nose and mouth

• Lungs, nose, mouth and windpipe

• Nose and mouth

When we breathe in, our lungs _________________.

When we breathe out (exhale), what happens to our lungs?

• It contracts.

• It expand.

• Nothing

• I do not know.

The __________ is also called the windpipe.

What can we do to keep our lungs healthy?

• Healthy diet

• Exercise

• Do not smoke.

• All of the them

Which gas do we inhale (breathe in)?

• Carbon

• Carbon dioxide

• Air

• Oxygen

Which gas do we exhale (breathe out)?

• Carbon dioxide

• Oxygen

• Carbon

• I don't know

Is it true that we need to take care of our lungs?

• Yes, 100%

• No, not that important.

Draw an example of healthy lungs.

We are busy with the _________ system.

• Lung

• Respiratory

• Breathe

• Air