Circulation and Respiration Answers

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What happens after oxygen leaves the blood to move into cells of the body?

Carbon dioxide binds with hemoglobin.

The blood is low in carbon dioxide.

Carbon dioxide moves back into the lungs.

Carbon dioxide is exhaled from the body.

Carbon dioxide moves around the body by binding with hemoglobin and by:

binding with fats and sugars.

dissolving into plasma.

being inhaled into the lungs.

The majority of carbon dioxide returns to the lungs as part of:

hemoglobin.

plasma.

oxygen.

bicarbonate ions.

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