Question

Left atrium : pulmonary vein : right ventricle : ____________.

Options

• Pulmonary artery

• Systematic aorta

• Coronary sinus

• Pulmonary aorta

Answer 1

Left atrium : pulmonary vein : right ventricle : Pulmonary aorta.

Explanation:

Deoxygenated blood is pumped from the right ventricle into the pulmonary artery, which transports blood to the lungs for oxygenation. The pulmonary vein transports oxygenated blood to the left atrium, symbolising pulmonary circulation.