The correct response is carbon dioxide. During the exchange of air in the lungs, oxygen is taken into the bloodstream while carbon dioxide is released.
Human Respiratory System Quiz
1 of 41 of 4 Items
Question
During the exchange of air in your lungs, oxygen is being taken into your bloodstream while this substance is being released.
(1 point)
Responses
microorganisms
microorganisms
carbon dioxide
carbon dioxide
plasma
plasma
mucus
1 answer