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Electrical System of the Heart

Electrical System of the Heart

Electrical system of the heart

The heart's electrical signal travels through pathways (yellow). This stimulates your upper chambers (atria) and lower chambers (ventricles) to contract.

By Healthwise Staff
Primary Medical Reviewer Rakesh K. Pai, MD, FACC - Cardiology, Electrophysiology
Specialist Medical Reviewer John M. Miller, MD, FACC - Cardiology, Electrophysiology
Last Revised December 14, 2012

Last Revised: December 14, 2012

Author: Healthwise Staff

Medical Review: Rakesh K. Pai, MD, FACC - Cardiology, Electrophysiology & John M. Miller, MD, FACC - Cardiology, Electrophysiology

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