| question | answer |
| Your body cannot store ________ permanently | |
| You have to _________ to live | |
| Your ___________ relaxes and moves upward when you exhale | |
| Alveoli are tiny sacs surrounded by _____ vessels called capillaries | |
| Oxygen moves through the walls of the alveoli and capillaries and into the ________ | |
| What takes in air? | |
| Carbon dioxide is made in your ________ | |
| After trachea, _______ moves down smaller passages called the bronchial tubes | |
| When you exhale, this comes out | |
| What is the passageway for air? | |