What type of heart rhythm causes the atria to be stimulated by an ectopic focus rather than by the SA node?
A)Sinus bradycardia
B)Supraventricular tachycardia
C)Junctional arrhythmia
D)Atrial arrhythmias

Question

Quizplus · Accepted Answer

Atrial arrhythmias cause the atria to be stimulated by an ectopic focus rather than by the SA node. These can occur in healthy people, as well as those with cardiovascular disease.

What Type of Heart Rhythm Causes the Atria to Be