Across
- 2. It pumps blood through our body
- 5. We need this to survive
- 7. Forms the supporting structure of an organism
- 10. Essential respiratory organ
Down
- 1. Are parts of the skeleton
- 3. Large tube that ends in the lungs
- 4. Where two bones are attached
- 6. Soft and elastic tissue that help our body move
- 8. Is where the respiratory sistem begins
- 9. Is where the digestive system starts