| Questions | Answers |
|---|---|
| The heart is muscle (True or False) | Yes |
| How many chambers does the heart have? | 4 |
| Blood goes to the lungs to get reoxygenated (True or False) | |
| Alveoli perform what function? | oxygenate blood |
| In one year, your heart will pump enough blood to fill an olympic swimming pool (True or False) | True |