Across
- 1. The only vein that carries oxygenated blood
- 4. What part of the blood fights against infections
- 5. Enlarges the chest cavity on inhalation
- 6. Which side of atrium and ventricle carry deoxygenated blood
- 9. Where blood from the head enters the heart
- 12. The stoppage of blood flow in an artery
- 13. What leads to the alveoli
- 17. Where the air enters the respiratory system
- 20. Where does blood flow from to get to the left ventricle
- 22. Part of the blood that prevents bleeding out
- 24. Most common respiratory disease in children
- 25. Smallest and most numerous blood vessels
- 27. Commonly known as the throat
Down
- 2. What part of the blood carries the oxygen
- 3. Where blood from the lower part of your body enters the heart
- 7. Directly above the Trachea
- 8. Carry deoxygenated blood back to the heart
- 10. Largest artery in the body
- 11. Carry oxygenated blood to the body from the heart
- 14. Flap of tissue that sits beneath the tongue
- 15. Tiny air sacs in the lungs
- 16. Infection of the main airways of the lungs
- 18. This side has two lobes
- 19. What valve in located between the right atrium and right ventricle
- 21. What part of the blood carries nutrients, proteins, and waste products
- 23. Connects your larynx to your lungs
- 26. One side has two lobes, other side has three lobes