How does the circulatory System work with the Respiratory System and the Digestive System?

Answer:
Actually the circulatory system and respiratory system and digestive system work together by the circulatory system takes oxygen. For example air goes into your heart but first goes to your alveoli and then the blood cells take it to the heart. There the heart does its job and pumps everywhere. the stomach and respiratory are working to with the air.
Contributor: Wonderful
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