Across
- 3. The part of your respiratory that is the voice box which allows you to talk.
- 4. The tube that carries air to and from the mouth to the lungs
- 7. Where the gas exchange happens in the lungs between oxygen and carbon dioxide
- 9. The name of the upper chambers in the heart
- 10. Most important organ in the circulatory system
- 11. Vessel that carries blood back to the heart
- 13. The waste from the lungs that is exhaled out of the body
- 14. The part of the heart that sends blood to the body
Down
- 1. The name of the lower chambers in the heart
- 2. The type of gas in air that cells need to function
- 5. The blood component that clots and builds scabs
- 6. Blood component that fights infection
- 7. Vessel that carries blood away from the heart
- 8. The main and most important organ in the respiratory system
- 12. where air enters the body