Exam 8: Rhythms Originating in the Atria

Atrial tachycardia is always accompanied by symptoms of decreased cardiac output.

Which of these statements about how sinus arrhythmia differs from wandering atrial pacemaker is true?

A PAC is a

In atrial fibrillation of less than 48 hours duration,anticoagulant therapy is indicated before attempting to convert the rhythm back to sinus rhythm.

The atrial rate in atrial tachycardia is _____.

Treatment of atrial fibrillation could include such medications as

Nonconducted PACs do not conduct through to the ventricles.

Paroxysmal atrial tachycardia is an atrial tachycardia that usurps the underlying _____.

Multifocal atrial tachycardia is the same rhythm as _____,but with a faster heart rate.