Across
- 4. device to hear the heart
- 8. dilated vein
- 11. Blood
- 12. portable device to monitor the heart
- 13. swollen veins
- 16. Blood pressure cuff
- 18. beats per minute
- 20. sound waves that make a live picture
- 24. thin layer of tissue inside the heart
Down
- 1. excessive pressure
- 2. heart failure
- 3. tissue around the heart
- 5. electrocardiogram
- 6. vein
- 7. most important organ
- 9. chambers of the heart
- 10. weakened blood vessel wall
- 11. blood pressure
- 14. muscle
- 15. swelling of the pericardium
- 17. oxygen
- 19. heart muscle
- 21. Automated external defibrillator
- 22. involuntary muscle contraction
- 23. vessel