How is ventilation increased the most? A) by a small increase in arterial PCO₂ B) by a small decrease in arterial PCO₂ C) by a small increase in arterial PO₂ D) by a small decrease in arterial PO₂

Question

Quizplus · Accepted Answer

Ventilation is most sensitive to changes in arterial PCO2. A small increase in arterial PCO2 leads to a significant increase in ventilation to expel more CO2 and maintain homeostasis.

How Is Ventilation Increased the Most