Human Heart Anatomy Diagram - Labeled Illustration for Education & Medical Reference #3045812 (License: Personal Use)

This black-and-white line illustration depicts the external and internal structure of the human heart, including the left and right atria, ventricles, pulmonary artery, aorta, superior and inferior vena cava, and pulmonary veins. The clean, unshaded style makes it ideal for labeling exercises, medical textbooks, or patient education materials. No color or shading ensures compatibility with printing and digital overlays.

Used in biology classrooms, medical training modules, health websites, and patient brochures to explain cardiac anatomy; matches user intent for learning, teaching, or visual reference on heart structure.