Question

16. cardiorespiratory fitness refers to......
(1 Point)
O
Bones
O Muscles
O Brain
O heart lung function​

Answer 1

cardiorespiratory fitness refers to ......

0)heart lung function

Answer 2

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Cardiorespiratory fitness (CRF) refers to the ability of the circulatory and respiratory systems to supply oxygen to skeletal muscles during sustained physical activity. ... Exercise improves not just the respiratory system but the heart by increasing the amount of oxygen that is inhaled and distributed to body tissue.

So,, the answer is heart lung function

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