Which of the following is the most important determinant of ventilatory rate? A) Arterial PO₂ B) Venous PCO₂ C) Venous PO₂ D) Arterial PCO₂

Question

Quizplus · Accepted Answer

Arterial PCO2 levels are the most important determinant of ventilatory rate. Increased levels of arterial PCO2 lead to an increase in ventilatory rate to remove excess carbon dioxide from the body, while decreased levels of arterial PCO2 lead to a decrease in ventilatory rate to retain carbon dioxide in the body. The other options listed are not as important in determining ventilatory rate.

Which of the Following Is the Most Important Determinant of Ventilatory