Which pathway correctly describes the transport of carbon dioxide from body cells to the lungs?
Cells → plasma → veins → right heart → pulmonary artery → lungs
2 )
Cells → red blood cells → arteries → left heart → pulmonary vein → lungs
3 )
Cells → capillaries → venules → left heart → aorta → lungs
4 )
Cells → plasma → arteries → right heart → pulmonary vein → lungs
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