Human Heart Anatomy Diagram - Medical Illustration for Education & Healthcare #1821162 (License: Personal Use)

This medical illustration depicts a sagittal cross-section of the human heart, clearly showing the right and left atria and ventricles, the tricuspid and mitral valves, pulmonary artery, aorta, superior and inferior vena cava, and pulmonary veins. The drawing emphasizes structural relationships critical for understanding blood flow and cardiac function. Ideal for teaching physiology or supporting clinical reference materials.

Used in educational websites, medical textbooks, healthcare training modules, and patient education portals; matches user intent for learning heart structure, preparing for exams, or explaining cardiac conditions.