In order to call a cardiac rhythm "paroxysmal" supraventricular tachycardia, you would have to:
A) witness its onset and/or spontaneous termination.
B) confirm the pacemaker origin with a 12-lead ECG.
C) observe a consistent heart rate greater than 150 beats/min.
D) ask the patient when he or she began feeling palpitations.
Answer: A) witness its onset and/or spontaneous termination.
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Fill in the blank with correct word.
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