What is the cardiac rhythm depicted on the following electrocardiogram?

A) Atrial fibrillation
B) Premature atrial beats
C) Paroxysmal atrial tachycardia
D) Premature ventricular contractions

Question

What is the cardiac rhythm depicted on the following electrocardiogram?

A) Atrial fibrillation 
B) Premature atrial beats 
C) Paroxysmal atrial tachycardia 
D) Premature ventricular contractions

Quizplus · Accepted Answer

Atrial fibrillation is characterized by gross irregularities in both atrial and ventricular depolarization.The P waves have been replaced by fibrillatory waves,which have caused an undulation of the baseline.Not every atrial depolarization has been transmitted by the atrioventricular node.

What Is the Cardiac Rhythm Depicted on the Following Electrocardiogram