Human Heart Anatomy Diagram - Educational Medical Illustration #3045803 (License: Personal Use)

This vibrant medical illustration depicts a sagittal view of the human heart, with color-coded chambers (red for oxygenated, blue for deoxygenated blood), visible atrioventricular and semilunar valves, and labeled major vessels including the aorta, pulmonary artery, vena cava, and pulmonary veins. The artist’s signature “MARTIN” appears at the lower left, indicating a custom educational graphic. Designed for clarity, it balances anatomical accuracy with visual accessibility for diverse learning levels.

Used in biology textbooks, health education websites, medical training modules, and patient-facing materials to explain cardiac function; targets students, teachers, clinicians, and curious learners seeking foundational cardiovascular knowledge.