Across
- 2. is a substance that travels all over the body and is pumped by the heart.
- 5. records the electrical activity of the heart
- 12. hardeing or narrowing of heart arteries
- 14. chest
- 16. electrocardiography
- 19. slow
- 20. vessels that return blood to the heart
- 21. pumps blood through the cardiovascular system
- 23. measures blood pressure
Down
- 1. any of the four valves in heart don't open/close
- 3. someone who studies
- 4. problem with the rate of the heartbeat
- 6. patient
- 7. portable electrocardiography
- 8. a test that uses ultrasound to look at heart/vessels
- 9. heart doesn't pump enough blood
- 10. nothing by mouth
- 11. as needed
- 12. network of small vessels that perfuse tissues
- 13. x-ray dye injected into blood vessels to see narrowing or aneurysms
- 15. hyperextension
- 17. above/over/excessive
- 18. heart muscle becomes larger and stiffens
- 22. fast
- 24. vessels that deliver blood to tissues