Human Heart Anatomy Diagram - Labeled Illustration for Education & Medical Reference #3045795 (License: Personal Use)

This black-and-white line illustration depicts the external and internal anatomy of the human heart, clearly outlining the four chambers (left and right atria and ventricles), major vessels (aorta, pulmonary artery, superior and inferior vena cava), and valve regions. Designed for clarity and educational use, it avoids shading or color to emphasize structural relationships without distraction. The style is suitable for textbooks, flashcards, and digital learning modules.

Used in medical education, biology curricula, health websites, and patient information materials to explain cardiac structure and function; targets users seeking foundational knowledge of cardiovascular anatomy.