Left pulmonary vein function

Answer 1

transports de oxygenated blood from the heart to the lungs to be oxygenated. On a side note, the pulmory arteries bring back the oxygenated blood from the lungs to the heart later to be pumped out of the left ventricle into the Aorta

Answer 2

To return oxygenated blood from the lungs to the left atrium.

Answer 3

The left pulmonary vein carries oxygenated blood from the left lung to the heart, which then pumps the blood throughout the body.

Answer 4

They return blood from the left lung to the left atrium.