Which of the following statements is the best description of how your heart delivers oxygen to your body cells?
The heart pumps oxygenated blood to your body cells.
The heart pumps air throughout your body, delivering it to the cells.
The heart takes in oxygen from the air.
The heart breaks down carbon dioxide into carbon and oxygen.

Question

Which of the following statements is the best description of how your heart delivers oxygen to your body cells? 
       The heart pumps oxygenated blood to your body cells.
       The heart pumps air throughout your body, delivering it to the cells.
       The heart takes in oxygen from the air.
       The heart breaks down carbon dioxide into carbon and oxygen.

anonymous · Answer

If my heart pumped air through my body, I would be more of a balloon than a person :P

anonymous · Answer

When you breath, does the air travel to your heart or lungs first?

anonymous · Answer

I'll leave you with two possible answers this time :P

anonymous · Answer

Here's part of your answer https://www.youtube.com/watch?v=hc1YtXc_84A