Across
- 5. heart muscle tissue
- 6. relaxation phase of the heart when the chambers fill with blood
- 8. resistance the heart must pump against
- 9. abnormal heart rhythm
- 11. percentage of blood ejected during systole
- 15. disease of the heart muscle affecting its function
- 19. narrowing of coronary arteries reducing blood flow to the heart
- 20. inner lining of the heart
Down
- 1. buildup of plaque in arteries
- 2. contraction phase of the heart when blood is pumped out
- 3. high blood pressure
- 4. lack of blood flow to tissue
- 7. tissue death due to lack of oxygen
- 10. amount of blood the heart pumps per minute
- 12. fast heart rate (>100 bpm)
- 13. volume of blood in ventricles before contraction
- 14. slow heart rate (<60 bpm)
- 16. chest pain due to reduced blood flow
- 17. sac surrounding the heart
- 18. amount of blood pumped per beat