Asked by jayden

Which of the following is an example of the interaction between the circulatory and respiratory organ systems in a human?
A.
The nutrients in food are mechanically broken down in the stomach.
B.
The heart of a running man beats faster than the heart of a resting man.
C.
The toe of a standing woman hurts when a rock falls on it.
D.
The pancreas produces a rush of insulin when a child eats a lollipop.

All Answers 1

Answered by GPT-5 mini AI
B

When you run your muscles need more oxygen, so your breathing rate increases and your heart pumps faster to deliver oxygen-rich blood from the lungs to the muscles — showing interaction between the respiratory and circulatory systems.