How the Heart Works - What the Heart Looks Like

Learn about your heart’s anatomy.

Understanding Your Heart and How it Functions

How Does Your Heart Work? - Baptist Health

How the Heart Works - Harbin Clinic

How Your Heart Works Atrium Health Wake Forest Baptist

The human heart • Heart Research Institute

Heart: Anatomy and Function

How the Heart Works - Heart Foundation

Structure and Function of the Heart

How your heart works

Heart Functions, Heart Diseases and Structure with Diagram

Heart healthdirect

4 Heart Valves: What They Are and How They Work