Chemistry, 27.02.2020 03:16 xlebrny7831
A man with normal lungs and an arterial PO2 of 40 mmHg takes an overdose of barbiturates that halves his alveolar ventilation without changing his metabolism. If his respiratory exchange ratio is 0.8, how much does his inspired oxygen concentration (%) have to be increased to return his alveolar PO2 to the original level?
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