What is represented by an ECG with a regular HR, ectopic P waves, a PR interval that may be normal, and a QRS complex that is normal?
a. atrial fibrillation
b. supraventricular tachycardia
c. sinus tachycardia
d. junctional arrhythmia
Answer: b. supraventricular tachycardia
Supraventricular tachycardia is represented by an ECG with a regular HR, ectopic P waves, a PR interval that may be normal, and a QRS complex that is normal.