Question

Warming up through preparatory exercises:

a) Increase stress to the heart and the exchange of oxygen and carbon dioxide reduces.

b) Increases circulation, decreases stress to the heart and the exchange of oxygen and

carbon dioxide is optimized.

c) Increases stress to the heart and the lungs.

d) Decreases circulation, Increases stress to the heart.​

Answer 1

(b) Increases circulation,decreases stress to the heart & the exchange of oxygen & carbon dioxide is optimized.