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An ECG Rhythm Strip Shows a Ventricular Rate of 46

Question 35

Multiple Choice

An ECG rhythm strip shows a ventricular rate of 46 beats/min, a regular rhythm, a PR interval of 0.14 second, a QRS duration of 0.06 second, and one upright P wave before each QRS. This rhythm is _____.


A) sinus rhythm
B) sinus bradycardia
C) sinus arrest
D) sinoatrial block

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