Reducing the number of motor units required to perform an exercise task may reduce the heart rate and ventilation required to perform the task.

Question

Quizplus · Accepted Answer

This is because the recruitment of motor units requires a greater demand for oxygen and energy, which in turn increases the heart rate and ventilation. By reducing the number of motor units required, the demand for oxygen and energy is also reduced, resulting in a lower heart rate and ventilation.

Reducing the Number of Motor Units Required to Perform an Exercise