Respiratory System
Across
- 2. The part that connects (1 down) to (7 down)
- 5. Surrounds itself around (8 down) for gaseous exchange
- 9. Muscle that (7 down) rests on
- 10. Part of the skeletal system that protects (7 down)
- 11. Substance which our body removes
Down
- 1. A warm and moist part where air enters and leaves
- 3. The act of breathing in
- 4. The act of breathing out
- 6. Substance which our body needs to function
- 7. The part where gaseous exchange occurs
- 8. Tiny parts in (7 down) where it is surrounded by (5 across)