Antiarrhythmic Drugs

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Across
  1. 3. EKG conduction interval
  2. 4. Prolonged QT interval
  3. 7. Similar to lidocaine but orally active
  4. 8. Initiates myocardial depolarization
  5. 9. Decreases outward leak of K in phase 4
  6. 12. Caused by slowed repolarization
  7. 13. Example of drug that causes DAD
  8. 15. Can cause hepatitis and hypothyroidism
  9. 16. Causes decreased ATPase activity
  10. 17. Automaticity with increased phase 4 slope
  11. 21. Mechanism that causes many arrhythmias
  12. 23. Blockade of channel raises threshold
Down
  1. 1. Pumps potassium into cell
  2. 2. Group 1B drug
  3. 5. Slows AV node conduction velocity
  4. 6. Group 1A drug
  5. 10. DOC for PSVT
  6. 11. Group 3 drug with beta blocking activity
  7. 14. Blockade of channel increases action potential duration
  8. 18. Enters cell during phase 2
  9. 19. Example of triggered automaticity
  10. 20. EKG interval involving ventricular repolarization
  11. 22. Reentry involving AV node