Action potentials in pacemaker cells | Circulatory system physiology | NCLEX-RN | Khan Academy

Action potentials in pacemaker cells | Circulatory system physiology | NCLEX-RN | Khan Academy

Find out how the pacemaker cells use the movement of sodium, calcium, and potassium to get your heart beating! Rishi is a pediatric infectious disease physician and works at Khan Academy. Created by Rishi Desai. Watch the next lesson: Missed the previous lesson? NCLEX-RN on Khan Academy: A collection of questions from content covered on […]

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