Which body system is being used when the heart rate goes up such as what would occur during running?

Name: Which body system is being used when the heart rate goes up such as what would occur during running?
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Question

Quizplus · Accepted Answer

The cardiovascular system, which is part of the Cardiorespiratory system, is responsible for regulating heart rate. During running, the body demands more oxygen, and the heart must work harder to pump oxygen-rich blood to the muscles. This results in an elevated heart rate.

Which Body System Is Being Used When the Heart Rate