Human Heart Anatomy Diagram - Chambers, Valves & Blood Flow Explained #2367866 (License: Personal Use)

The image is a cross-sectional medical illustration of the human heart, highlighting the four chambers (right atrium, right ventricle, left atrium, left ventricle), major valves (tricuspid, pulmonary, mitral, aortic), and vascular connections (superior/inferior vena cava, pulmonary arteries/veins, aorta). Arrows indicate blood flow direction, with blue representing deoxygenated blood and red indicating oxygenated blood. The transparent cutaway reveals internal structures like chordae tendineae and papillary muscles.

Used in educational websites, medical textbooks, physiology courses, and health portals to teach cardiovascular anatomy and circulation; matches user intent for visual learning, study aids, or clinical reference.