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 D. Nervous ??
2 answers:
Circulatory, because the circulatory system helps blood travel and all of that stuff which some how relates to your lungs
A) circulatory it helps the oxygen move around in your body.
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