What response does respiratory rate typically have during exercise?

During exercise, the body's demand for oxygen increases significantly due to the heightened activity of the muscles. To meet this demand, the respiratory system responds by increasing the respiratory rate. This increase allows for a greater intake of oxygen and more efficient removal of carbon dioxide, which is produced in larger quantities during physical activity.

As exercise intensity rises, it's common for the respiratory rate to accelerate, enabling the body to supply the necessary oxygen to support energy production and maintain performance. This physiological process helps prevent fatigue and supports sustained activity. Thus, the correct understanding is that respiratory rate increases during exercise to accommodate the heightened metabolic requirements.