Human Heart Anatomy Diagram - Medical Education Resource #1995317 (License: Personal Use)

This medically accurate 3D-style illustration depicts the human heart with clear differentiation between oxygenated (red) and deoxygenated (blue) blood pathways. Key structures-including the left and right atria and ventricles, aortic arch, pulmonary trunk, superior/inferior vena cava, and surface coronary arteries-are rendered with realistic texture and depth for educational clarity.

Used in medical textbooks, online anatomy courses, patient education materials, and healthcare websites to explain cardiac structure and function; matches user intent for learning or reviewing cardiovascular anatomy.