This book was written to assist the novice user in understanding basic EKG interpretation. It is a useful guide to the understanding of abnormal heart rhythms, and the material is presented in a simple, straightforward manner that achieves the understanding of each chapter prior to proceeding to the next chapter. Topics covered in this book include a general overview of cardiovascular anatomy and physiology, basic electrophysiology, the electrocardiogram, interpretation of the EKG strip, sinus rhythms, atrial rhythms, junctional rhythms, ventricular rhythms, heart block rhythms, pacemaker rhythms, and assessment and treatment of patients with cardiovascular emergencies. For prehospital care providers, medical students, cardiac care monitor techs, ACLS candidates, nursing professionals, physician assistants, and respiratory therapists.