Ques. Difference between pulmonary artery and pulmonary vein is that, the pulmonary artery has
A. no endothelium
B. valves
C. thicker walls
D. oxygenated blood.
Answer:C
Ques. Difference between pulmonary artery and pulmonary vein is that, the pulmonary artery has
A. no endothelium B. valves C. thicker walls D. oxygenated blood.