cardiovascular words
Across
- 2. a band of fibers that transports impulses from the av nodes
- 4. any sound produced as the heart functions
- 6. branches of the AV bundle that divide to the right and left side of the interventricular septum
- 10. a wall dividing two cavities
- 11. a return of electrical charge to the resting state in nerves or muscles
- 13. fibrous sac of the heart
- 14. number of times the heart contracts per minute
- 16. vessels that carry blood from the lungs to the left side of the heart
- 18. valve between the left atrium and left ventricle
- 21. a small mass in the lower septum
- 23. a structure that keeps fluid flowing in a forward motion
- 28. wave of increased pressure produced by the heart beating
- 30. the relaxation phase for the heartbeat cycle
- 31. small mass in the upper part of the right atrium that mitates the impulse for each heartbeat
- 34. large superior vein that brings blood low in oxygen back to the right atrium
- 35. valve at the entrance
- 36. system that carries blood from the right side
- 37. a microscopic blood vessel
- 38. small vessel that carries blood from the arteries into the capillaries
- 39. vessel that carries blood away from the heart
- 40. a tube or duct to transport fluid
Down
- 1. vessel that carries blood from the right side
- 3. force exerted by blood against the wall of a vessel
- 5. system of vessels that carries oxygenated blood from the left side of the heart to all tissue except the lung
- 7. the contraction phase of the heartbeat cycle
- 8. a small cavity one of two lower pumping chambers of the heart
- 9. a vessel that carries blood back to the heart
- 12. terminal fibers of the cardiac conducting system
- 15. the thin outermost layer of the heart
- 17. largest artery
- 19. thick middle layer of the heart wall
- 20. sounds produced as the heart functions
- 22. the valve at the entrance to the pulmonary artery
- 24. valve between the atrium and ventricle
- 25. the point of a coin shaped structure
- 26. an entrance chamber one of the two upper receiving chambers of the heart
- 27. a change in electrical charge from the resting state of nerves or muscles
- 29. study of the electrical activity of the heart
- 32. thin membrane that lines the chambers of heart
- 33. normal heart rhythm