Question

What is unique about blood in pulmonary arteries compared with blood in other arteries?

Answer 1

It has lower concentrations of oxygen and higher concentrations of carbon dioxide than blood in other arteries.

Answer 2

Even though it might seem complicated, the point which is unique about blood in pulmonary arteries compared with blood in other arteries is that it is loaded with carbon dioxide. That's all you need to answer! I'm sure it will help. Regards.