Heart and Circulation: Four Chambers Moving Blood

Explore atria, ventricles, valves, pulmonary circulation, and systemic circulation with a diagrammatic 3D model.

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Build the mental map

This official English draft follows the source section “4つの部屋を地図として見る” and frames it inside Heart and Circulation: Four Chambers Moving Blood. Use the 3D model, controls, and checkpoints to connect the visible parts with the underlying system.