Which of the following heart block dysrhythmias is identified by a progressively longer PR interval pattern after each blocked QRS complex?

A. Third-degree heart block
B. Second-degree heart block, Mobitz type I
C. Second-degree heart block, Mobitz type II
D. First-degree heart block


Answer: B

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Solve: x -7 = 35

What will be an ideal response?

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Which component of the conduction system is located between the ventricles? 

A. SA node B. AV node C. Bundle of His D. Purkinje fibers E. Bundle branches

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