RESPIRATORY SYSTEM CROSSWORD
Across
- 2. area in the throat through which air passes to and from the lungs
- 5. pumps the oxygen-rich blood out the body
- 8. a waste gas, out of your body
- 10. is a passage of airway in the respiratory system
- 12. a small air-containing compartment of the lungs
- 13. a long tube in your neck and chest carries air into and out of your lungs
- 14. One of the tubes that carry blood from parts of the body back to the heart
- 15. where the air first enters the body
Down
- 1. large flat muscle that separates the lungs from the stomach area
- 3. commonly called as the voice box
- 4. systems of organs functioning in respirations and in humans
- 6. the main organ of the respiratory system
- 7. iron-containing respiratory pigment of vertebrate red blood cells
- 9. small tube that carries blood to different parts of a person
- 11. where the passages of the nose connect to your mouth and throat