USMLE step 1 Mcq 244:A patient with symptomatic WPW syndrome undergoes an intracardiac electrophysiological Study

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Question:
A patient with symptomatic WPW syndrome undergoes an intracardiac electrophysiological Study and is found to have a reciprocating tachycardia using the accessory pathway for the anterograde conduction and the normal AV conduction system for retrograde conduction. This is best described as :

a) Orthodromic tachycardia
b) atrial fibrillation
c) supraventricular tachycardia
d) atrial flutter
e) Ventricular tachyarrhythmias


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