Question

Blood in Pulmonary artery or Pulmonary vein which one contains less oxyhaemoglobin?(reason)

Answer 1

Function= While veins usually carry deoxygenated blood from tissues back to the heart, in this case, pulmonary veins are among the few veins that carry oxygenated blood instead. Oxygenated blood from the lungs is circulated back to the heart through the pulmonary veins that drain into the left atrium.

Answer 2

pulmonary vein contains less oxyhemoglobin. because vein carry blood from organs to heart means they carry deoxyginated blood