Question

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Explain how the respiratory system and circulatory system work together.
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Explain how the circulatory system and the muscle system work together.

Answer 1

The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.