Across
- 4. Blood is pumped from the left ventricle to this blood vessel
- 5. The bottom sections of the heart
- 9. the main organ is the circulatory system
- 10. Major branches of the lungs
Down
- 1. the small branches that the bronchus separates
- 2. The top sections of the heart
- 3. Tiny blood vessels that carry/transfer blood and nutrients
- 6. Carry blood away from the heart
- 7. the main organ in the respiratory system
- 8. Carry blood to the heart