A wandering atrial pacemaker rhythm with a ventricular rate of 60 to 100/min may also be referred to as _____
a. atrial flutter
b. atrial fibrillation
c. multifocal atrial tachycardia
d. multiformed atrial rhythm
D
Multiformed atrial rhythm is an updated term for the rhythm formerly known as wandering atrial pacemaker. When a wandering atrial pacemaker rhythm is associated with a ventricular rate of more than 100 beats/min, the dysrhythmia is called multifocal atrial tachycardia (MAT) or chaotic atrial tachycardia.
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