Ch. 12 Cardiovascular & Respiratory Systems
Across
- 3. blood cells that protect you from disease
- 6. an infection that causes the bronchi to become inflamed
- 8. smallest blood vessels in your body
- 11. blood cells that carry oxygen
- 13. disorder in which respiratory passages become inflamed
- 14. cells that regulate you heartbeat
- 15. the force with which blood pushes against your blood vessels
- 17. blood vessels that carry blood away from the heart
- 18. the upper chambers of the heart
Down
- 1. thickening and hardening of artery walls
- 2. the lower chambers in the heart
- 4. high blood pressure
- 5. blood vessels that carry blood back to the heart
- 7. irregular heartbeat
- 9. sacs where gasses are exchanged between the air and blood
- 10. cell fragments that cause your blood to clot
- 12. dome-shaped muscle below the lungs
- 16. the liquid part of your blood