The blood carrying carbon dioxide enters the heart from the Vena Cava, Blood leaves the heart through the Pulmonary artery., Blood flows through the pulmonary arteries and reaches the lungs., Carbon dioxide is removed from the blood and oxygen enters the blood., The blood carrying oxygen enters the heart from the pulmonary veins..

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

Restaurar desada automàtica: ?