Respiratory and Circulatory System
Across
- 2. What stops infection in the blood
- 4. What carries oxygen rich blood from the lungs to the heart
- 8. What carries oxygen-poor blood to the lungs from the heart
- 10. How blood is transported back to the heart
- 12. Tiny air sacs of the lungs which allow for rapid gaseous exchange
- 13. Tube that connects the larynx to the lungs
- 14. How the circulatory system removes ammonia
- 15. Particles from the digestive system placed into the blood to be brought to the cells
- 16. Clots/repairs damaged blood cells
- 17. large air passage in the lungs that diverge from the windpipe
- 19. What carries oxygen throughout the circulatory system
- 20. Opening between the vocal cords
Down
- 1. A flap of tissue at the back of the throat used for swallowing
- 3. Muscle under the lungs used to contract the lungs
- 5. How the circulatory system removes carbon dioxide
- 6. What does the right side of the heart pump?
- 7. Microscopic hair-like structure used to catch particulates
- 9. Bottom left chamber of the heart
- 11. How nutrients are transported to the cells
- 18. Carries nutrients and cell waste