<< Click here to get 22 Cardiology questions straight from my book, The Final Step >> Ventricular Arrhythmias Wide QRS complex No preceding P wave Premature Ventricular Contractions (PVC) Extra beat originating in one of the ventricles No p wave Wide … [Read more...]

<< Click here to get 22 Cardiology questions straight from my book, The Final Step >> Atrial fibrillation Fibrillation Muscular twitching involving individual muscle fibers acting WITHOUT coordination The most common chronic arrhythmia Onset is PSVT before … [Read more...]

<< Click here to get 22 Cardiology questions straight from my book, The Final Step >> The conduction system of the heart Sinoatrial node SA node, sinus node The “pacemaker” Located in the right atrium Specialized cells that generate the electrical impulse which … [Read more...]

<< Click here to get 22 Cardiology questions straight from my book, The Final Step >> Myocardial Infarction (MI) An ischemic event affecting cardiac tissue Cardiac muscle is dying due to insufficient supply of oxygen Causes Most commonly a thrombotic event which … [Read more...]