Understanding the Heart's Electrical System: ECG Essentials for Beginners

The heart's electrical system powers every beat, and mastering ECG (electrocardiogram) interpretation is key for diagnosing arrhythmias and conduction issues. Whether you're a nursing student learning ECG basics or a clinician reviewing deadly arrhythmias, this guide covers the conduction system, lead placement, sinus rhythm, axis calculation, bradycardia types, AFib, and ectopic beats. Dive into interactive tutorials.


Animated heart with ECG leads and monitor showing ECG and conduction system and it's waves

Conduction system

03 October, 2025  |   5:40 PM


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