Written by healthcare professionals in an easy to read and understand format. The guide will teach you the basics of cardiac A&P, , EKG paper measurements, waveform components, and how it applies to the electrocardiogram. Further, this guide covers EKG rhythms from normal sinus rhythm to lethal cardiac arrhythmias. To test your knowledge and aid you in real life interpretation of EKG rhythms a workbook and answer key is also provided. The workbook contains over 50 major EKG rhythms and arrhythmias along with a helpful answer key, so you can check your work. Also provided is a handy pocket guide that contains all EKG rhythms at a glance along with normal and abnormal EKG rhythm measurements.