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An ECG Rhythm Strip Shows a Regular Ventricular Rhythm at a Rate

Question 45

Multiple Choice

An ECG rhythm strip shows a regular ventricular rhythm at a rate of 30 beats/min, more P waves than QRS complexes (the P waves occur regularly) , a variable PR interval, and a QRS duration of 0.14 second. This rhythm is _____.


A) 2:1 AV block
B) third-degree AV block
C) second-degree AV block type I
D) second-degree AV block type II

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