How does regular exercise help maintain a healthy respiratory system?

Question

(1 point)
Responses

It helps lungs from becoming too large.
It helps lungs from becoming too large.

It helps cilia in the lungs eliminate mucus.
It helps cilia in the lungs eliminate mucus.

It helps lungs exchange gases at a slower rate.
It helps lungs exchange gases at a slower rate.

It helps lungs become more efficient at gas exchange.

Answer 1

The correct response is:

It helps lungs become more efficient at gas exchange.

Regular exercise strengthens the respiratory muscles, increases lung capacity, and improves overall lung function, making gas exchange more efficient.