Across
- 2. large artery that originates from the left ventricle
- 3. superior and inferior returns blood to the heart .
- 5. the small upper chambers of the heart.
- 8. the large bottom chambers of the heart?
- 11. put oxygen in blood.
- 12. muscle that pumps blood to the lungs and around the body .
Down
- 1. _____________ is the movement of blood through your body
- 4. vessels that carry oxygenated blood away from the heart.
- 6. carry deoxygenated blood back to the heart .
- 7. how many chambers does your heart have?
- 9. tiny blood vessels that connect arteries and veins.
- 10. what are the one way doors in the heart?