Nclex questions: alterations in cardiac output

This is a collection of multiple choice questions focused on alterations in cardiac output for students preparing for the NCLEX. Areas covered by questions include dysrhythmias, sinus dysrhythmias, tachycardia, bradycardia, atrial dysrhythmias, premature atrial contractions, paroxysmal atrial tachycardia, atrial flutter, atrial fibrillation, ventricular dysrhythmias, premature ventricular contractions, ventricular tachycardia, ventricular fibrillation, heart block, bundle branch block, first-degree AV block, second-degree AV block and third-degree heart block.