Question

What do the four pulmonary veins empty into?

Answer 1

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Answer 2

The pulmonary veins are the veins that transfer oxygenated blood from the lungs to the heart. The largest pulmonary veins are the four main pulmonary veins, two from each lung that drain into the left atrium of the heart.

Artery: pulmonary artery

Drains to: left atrium

Drains from: lungs