Across
- 2. abnormal swishing sound caused by faulty heart valves
- 4. small vein
- 5. Record of electrical activity of the heart
- 10. inner lining of the heart
- 11. carries oxygenated blood from the lungs to left atrium
- 12. upper chambers of the heart
- 13. small artery
- 14. carries blood from body tissues back to the heart
Down
- 1. Valve between the right atrium and right ventricle
- 3. One of the lower chambers of the heart
- 6. Muscular middle layer of the heart
- 7. largest artery in the body
- 8. partition or wall dividing a cavity, like between the atria
- 9. valve between the left atrium and left ventricle
- 11. beat of the heart felt through the walls of the arteries