Across
- 4. Passage that directs air into the lungs
- 6. Finger shaped structures that absorb food
- 7. Helps create scabs
- 9. Transports oxygen through the blood
- 11. Smallest blood vessels
- 12. Upper chamber of the heart
- 13. Carries blood back to the heart
- 14. Lower chamber of the heart
Down
- 1. Fights Diseases
- 2. Transports oxygen,waste,nutrients
- 3. Exchanges oxygen with carbon dioxide
- 5. Breaks down food into smaller pieces
- 7. Liquid part of blood
- 8. Carries blood away from the heart
- 10. Filters blood inside the kidney