Human Heart and Lungs Anatomy Diagram | Medical Education Resource #3054667 (License: Personal Use)

This medical illustration depicts the human heart in its natural thoracic position, surrounded by the left and right lungs. Key structures such as the aorta, pulmonary artery, superior and inferior vena cava, and pulmonary veins are clearly represented. The image uses soft shading and consistent color coding to distinguish cardiac chambers and vascular pathways for educational clarity.

Used in medical textbooks, online anatomy courses, patient education materials, and health websites to explain cardiopulmonary relationships and basic heart anatomy. Matches user intent for learning, teaching, or visual reference of thoracic organ layout.