Across
- 2. fights infections
- 3. Transports oxygen rich air
- 8. Tube grape like cells
- 11. Removes co2 form the lungs
- 13. transports oxygen to the left atrium
- 14. bottom of lungs
- 16. Around the lungs
- 17. Chanels air to the left lung
- 18. pumps blood around the body
Down
- 1. Air enters and leaves the lungs in the area
- 4. branches off from lung
- 5. Site for gas exchanges
- 6. inside the heart
- 7. Reduces friction
- 9. top of lung
- 10. food and air move through
- 11. Middle of the lobe
- 12. small compartment
- 15. Middle of the body