ECG Analysis: Rhythm Recognition (Relias) Questions and Answers 100% Correct

What is the normal PR interval for an atrial fibrillation rhythm?Not applicable Which of the following measures the time from the start of atrial depolarization to the start of ventricular depolarization?PR Interval Which of the following is associated with sinus tachycardia?anxiety, fear, pain What is the normal duration for the PR interval?0.12-0.20 What is characteristic of standard ECG paper?Comprised of small boxes measuring 0.04 seconds Which rhythm occurs when the atrial rate and ventricular rate occur independently?Third Degree Block What is a characteristic of sinus bradycardia?less than 60 bpm What part of the heart is the origin of an idioventricular rhythm?Ventricles What ECG rhythm has no discernible P waves, irregular fibrillatory waves, and an irregular R to R interval?Atrial fibrillation