Across
- 2. / The main trunk of the arterial system of the body
- 5. / The arteries surrounding heart muscle
- 7. Cava / A large vein that drains directly into the heart after receiving blood from the entire body
- 9. / The degeneration and hardening of walls of the arteries
- 12. / The study of the heart and its diseases
- 14. / The relaxation phase of the heartbeat
- 16. / Valve in between the left atrium and left ventricle
- 17. / Deficiency of red blood cells, hemoglobin, or both
- 18. / A soft blowing or rasping sound
Down
- 1. / The presence of an obstruction in a blood vessel
- 2. / Increasing the function or action
- 3. / Without rhythm; irregularity
- 4. / The quivering of muscle fibers; ineffective, rapid but weak heart action
- 6. / The graphic record of the electric current of the heart action
- 7. / The lower chambers of the heart
- 8. / The cause of fibrillation to end; restore to normal
- 10. / The inside lining of the heart
- 11. / Heart valve between the left atrium and left ventricle
- 13. / A dividing wall
- 15. / The cardiac auricle; the upper chamber of the heart