What Is the Primary Regulator of the Magnitude of Alveolar

question 75

Multiple Choice

What is the primary regulator of the magnitude of alveolar ventilation under normal circumstances?

• A)The H⁺ concentration in the brain extracellular fluid,which is monitored by central chemoreceptors
• B)The PO₂ of the arterial blood,which is monitored by central chemoreceptors
• C)The PO₂ of the arterial blood,which is monitored by peripheral chemoreceptors
• D)The H⁺ concentration in the arterial blood,which is monitored by central chemoreceptors
• E)Stretch receptors in the lung

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