NHA Domain 2

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Across
  1. 3. responsible for receiving electrical impulses from AV node and transmits the impulses to the bundle branches
  2. 4. small mass of tissue; right upper atrium which serves as the heart's primary pacemaker
  3. 5. reference point created by three limb leads
  4. 7. causes muscles to contract
  5. 10. patient is positioned on a treadmill for this test
  6. 14. measurements for both voltage and time
  7. 15. the total number of valves found in heart
  8. 17. regulates the impulses between atria and ventricles
  9. 18. the number of precordial leads
  10. 19. responsible for physical contraction of the heart muscle
  11. 20. rapid heart rate
Down
  1. 1. most common position for EKG testing
  2. 2. relaxation phase of heart
  3. 6. records heart activity from 12 angles and planes
  4. 8. 25mm/second
  5. 9. outer layer of heart
  6. 11. lines the chambers of the heart and forms the surface of valves
  7. 12. only one pole
  8. 13. interference that alters the EKG tracing
  9. 16. Dividing wall between the atria