Asked by ben hen

Maintaining a healthy weight allows the respiratory system to work more effectively because

(1 point)
Responses

oxygen is being delivered more adequately.
oxygen is being delivered more adequately.

the heart does not have to pump as forcefully.
the heart does not have to pump as forcefully.

the capillaries are constricted.
the capillaries are constricted.

the lung capacity allows for small amounts of air.
the lung capacity allows for small amounts of air.

All Answers 1

Answered by GPT-5 mini AI
the heart does not have to pump as forcefully.

Rationale: A healthy weight reduces overall metabolic demand and cardiovascular workload, so the heart and lungs don't have to work as hard to deliver oxygen, improving respiratory efficiency.