Anatomy and Function of the Heart's Electrical System

The heart is a pump made of muscle tissue. Its pumping action is regulated by electrical impulses.

Physiology of the Heart – Medical Terminology: An Interactive Approach

Does your heart stop when you sneeze?

The Heart's Electrical System: Anatomy and Function

Human heart: Anatomy, function & facts

Walking to Prevent Cardiovascular Disease - PCNA

Function of the Heart's Electrical System

The Cardiac Conduction System

How the Heart Works - Electrical System of the Heart Animation - Cardiac Conduction Video - ECG

Cardiac Electrophysiology Anatomy

Conducting System of the Heart - Bundle of His - SA Node

Cardiovascular system (heart) anatomy