Across
- 3. Brings blood from lower body to the heart
- 5. Heart muscle
- 7. Upper heart chambers
- 8. Double pump
- 10. Carries blood from heart to lungs
- 12. Brings blood from upper body to the heart
- 14. Takes fresh blood from lungs to the heart
Down
- 1. Main artery takes fresh blood from heart to the body
- 2. Smallest blood vessels
- 4. Inner lining of the heart
- 6. Outer membrane
- 9. Carry blood to the heart
- 11. Wall that divides heart
- 13. Lower heart chambers