Chapter 6: The Heart

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Across
  1. 3. the majority percentage of blood is made up by
  2. 6. ventricle hardest working chamber of the heart
  3. 9. lower than 60 bpm
  4. 10. pumps blood to the heart
  5. 13. the top number of a blood pressure reading
  6. 15. the printout of the ECG
  7. 17. node most important node in the cardiac conduction system
  8. 18. tough membranous sac that surrounds the heart
  9. 19. node node found on the right atrial wall near the center of the heart
Down
  1. 1. rest and digest
  2. 2. amount of blood pumped during one beat
  3. 4. narrowing of the coronary arteries due to the accumulation of plaque and inflammation
  4. 5. pressure sensors
  5. 7. formed elements / total blood volume
  6. 8. preload
  7. 10. maintains resting heart rate
  8. 11. valve between the left atrium and let ventricle
  9. 12. output HR * SV
  10. 14. pumps blood away from the heart
  11. 16. cardiac muscle