What happens when ventilation exceeds perfusion in the lungs? A) The CO₂ level in the alveolus and surrounding tissue increases. B) The O₂ level in the alveolus decreases. C) The bronchiolar smooth muscles contract. D) The pulmonary arteriole constricts. E) The air flow to the overventilated alveolus increases.

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The Answer of What happens when ventilation exceeds perfusion in the lungs? A) The CO₂ level in the alveolus and surrounding tissue increases. B) The O₂ level in the alveolus decreases. C) The bronchiolar smooth muscles contract. D) The pulmonary arteriole constricts. E) The air flow to the overventilated alveolus increases.

What Happens When Ventilation Exceeds Perfusion in the Lungs