Right Atrium, Right Ventricle, Left Ventricle, Left Atrium, Deoxygenated Blood, Oxygenated Blood, Working Muscles, Vena Cava, Aorta, Pulmonary Vein, Pulmonary Artery, Lungs, Systemic Circuit, Pulmonary Circuit.

Leaderboard

Visual style

Options

Switch template

Continue editing: ?