Across
- 2. removes carbon dioxide from the bloodstream
- 5. system consists of blood vessels, heart, blood
- 6. help the blood move in one direction
- 8. main artery of the heart
- 10. where blood starts in the heart
Down
- 1. blood flows here after passing through the right atrium
- 3. connect veins and arteries
- 4. carry blood away from the heart
- 7. has four chambers that help pump blood
- 9. carry blood to the heart