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Quiz: Depolarization and polarization — cellular action potential

Take this quiz to test your knowledge of sodium, potassium and calcium cellular action potentials

The concept of airway, breathing and circulation have been stalwart concepts since the inception of EMS training. Although these concepts are important, it is difficult, if not impossible to understand how these systems truly function without addressing what is happening at the cellular level of physiology. In certain aspects, possessing a foundational understanding of cellular action potentials is more important than the ABCs themselves.

Read “Let’s get cellular: Teaching cellular action potential with the schoolhouse theory,” and take this quiz to test your knowledge.

EMS students can have a difficult time contextualizing information. Learn how to conduct a pluck lab to teach anatomy, physiology and pathophysiology in a dynamic way with Kelly Grayson’s article, “Moist organs and kinesthetic learners.”

Learn how to become an EKG Detective.

Bob Matoba, M.Ed., EMT-P is an associate professor at the College of Central Florida in Ocala. Bob’s career has spanned almost every aspect of the EMS profession, first as an EMT and paramedic for private ambulance companies, EMS coordinator for medical oversight, EMS system consultation in the private and public sector, all the way to the EMS chief for a metropolitan fire department. He has made it his mission to educate clinicians, rather than technicians. Bob is a monthly columnist for EMS1.com and has been a featured and contributing author for EMS World Magazine and JEMS.