Cardiovascular Terms that Relate to Exercise and the Heart

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Across
  1. 3. The right side of the heart receives this type of blood
  2. 4. This dictates which way the heart valves go
  3. 7. This type of chamber contains the SA node
  4. 8. Which ventricle has the thicker wall?
  5. 10. This will increase when you do strenuous exercise
  6. 13. Most shortening occurs in this ECG interval
  7. 14. Blood needs to deliver this to working muscles
  8. 15. The kind of signal that the SA node fires
  9. 16. Bottom number in blood pressure
  10. 18. ECG interval of ventricular depolarization
  11. 20. The product of stroke volume and heart rate
Down
  1. 1. Node that contains the pacemaker cells
  2. 2. Top number in blood pressure
  3. 5. Can only increase this to a certain point during exercise
  4. 6. A good way to increase cardiovascular fitness
  5. 7. These people typically found to have very low HR
  6. 9. Occurs before repolarization
  7. 11. The sum total of the electrical activity of the heart
  8. 12. The larger chambers of the heart
  9. 17. Left ventricle leads to this
  10. 19. Interval between peak to peak on an ECG