Across
- 4. Phase when the heart muscle is contracting
- 6. Narrowing of blood vessels
- 7. muscle of the heart
- 8. Small artery
- 9. Inflammation of a vein
- 13. Disease of the heart muscle that makes it harder for the heart to pump blood.
Down
- 1. Broadening of blood vessels
- 2. Phase when the heart muscle is relaxed
- 3. Pertaining to the lungs
- 5. Area between atria
- 8. Problem with the rate or rhythm of the heartbeat
- 10. Slower than normal heart rate
- 11. Administering into a vein
- 12. Main artery leaving the heart