Human Cardiovascular System Diagram - Major Arteries and Veins Explained #3623189 (License: Personal Use)

This educational illustration depicts the central circulatory pathways in the human torso, with arteries in red and veins in blue. Key structures labeled include the subclavian vein, pulmonary artery and vein, arch of the aorta, thoracic and abdominal aorta, and inferior vena cava. The heart is centrally positioned to show its role as the pump connecting systemic and pulmonary circulation.

Used in biology, anatomy, and medical education contexts-especially on school or university websites, e-learning platforms, and health information portals-to support lessons on cardiovascular physiology and structure. Matches user intent for visual learning, study aids, or quick reference.