Question

ANATOMY QUESTION

Compared to air in the alveoli, blood in the pulmonary artery contains which of the following?
these are the options:
higher concentrations of oxygen and lower concentrations of carbon dioxide
higher concentrations of oxygen and higher concentrations of carbon dioxide
lower concentrations of oxygen and lower concentrations of carbon dioxide
lower concentrations of oxygen and higher concentrations of carbon dioxide

Answer 1

D The Pulmonary Artery carries blood from the heart, back to the lungs for reoxigination from what I understand