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Anastasy [175]
3 years ago
6

In humans, how is the circulatory system tied to the respiratory system?

Health
1 answer:
Ainat [17]3 years ago
6 0
The circulatory and respiratory system are connected at the lungs. The circulatory needs oxygen form the lungs to pump the blood around the body and the respiratory system supplies the oxygen and gets the oxygen from the air into your bloodstream.Sep 23, 2013
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