This is MD3 Rounds is a comprehensive continuing education module designed to equip Maine EMTs and Paramedics with the advanced knowledge needed to manage high-stakes cardiac emergencies in rural and resource-limited settings. Learners will explore the critical physiology of cardiac output while applying Maine EMS protocols for Acute Coronary Syndrome, Congestive Heart Failure, arrhythmias, and high-performance cardiac arrest management. Through realistic case studies and expert insights, providers will learn to prioritize interventions that preserve perfusion and seamlessly integrate with advanced resources.