Cardiac Subspecialty Certification (CSC) Exam

Category - Free CSC Practice Test Questions

Which atrioventricular block does not impair cardiac function?

  1. Hemiblock
  2. First-degree block
  3. Mobitz I block
  4. Right bundle branch block
Explanation

Answer: B - A first-degree block does not impair cardiac function. It can be caused by hyperkalemia, quinidine, digitalis, and ischemic heart disease.

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