Question: In Posthyperventilation Apnea (PHVA), Respirations Stop After Hyperventilation Followed By The Return Of Rhythmic Breathing. What Stimulus Causes The Hyperventilation? A. Normal Arterial Carbon Dioxide B. Low Arterial Oxygen C. High Arterial Carbon Dioxide O D. High Arterial Oxygen
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In posthyperventilation apnea (PHVA), respirations stop after hyperventilation followed by the return of rhythmic breathing. What stimulus causes the hyperventilation? a. Normal arterial carbon dioxide b. Low arterial oxygen c. High arterial carbon dioxide O d. High arterial oxygen