adrian360kids adrian360kids

06-04-2017
Health

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The lungs and respiratory system work closely with the ___________ system to make sure oxygen reaches all the cells of our body. A) circulatory B) digestive C) integumentary Eliminate D) nervous

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smartypants5432 smartypants5432

06-04-2017

The correct answer would be the A.) circulatory system. Your heart works hard to pump oxygen rich blood to the rest of your body through arteries. When the blood becomes low on oxygen, it is pumped back to your heart and to your lungs to become oxygenated once again.

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jjmorgan jjmorgan

06-04-2017

the answer would be the circulatory system.

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