Across
- 2. blood vessels that brings oxygenated blood to body tissues
- 3. name of the hearts pacemaker in the right atrium
- 8. separates the atria and ventricles
- 11. vessels that nourish the heart muscle
- 13. chamber that pumps blood to the aorta
- 14. volume of blood leaving the heart each beat
- 16. a small artery that connects to capillaries
- 17. type of blood vessel that comes back to the heart
- 20. valve located on the right side of heart
- 21. when the heart enlarges and is not an effective pumper
- 23. high blood pressure
- 25. ridges of muscle in the ventricles
- 26. electrical recording of heart
- 27. muscular middle layer of the heart
- 28. outer layer of the heart
- 30. tube used to diagnose and fix heart problems
- 31. pressure when heart relaxes
Down
- 1. top region of the heart
- 3. valves encountered when blood leaves the heart
- 4. inner layer of the heart
- 5. type of blood vessel that goes away from the heart
- 6. bottom region of the heart
- 7. a small vein that connects to capillaries
- 9. vessels that lead to and from the lungs
- 10. unit of blood pressure
- 12. chamber that pumps blood to the lungs
- 15. where blood goes from the vena cavas
- 18. flaps on outside of heart for atria expansion
- 19. pressure when heart contracts
- 22. ridges of muscle in the atria
- 24. when a valve doesn't close completely
- 29. valve located on the left side of the heart