A patient who is dyspneic and has COPD is breathing room air…
A patient who is dyspneic and has COPD is breathing room air. The following arterial blood gas results are obtained:pH 7.32PaCO2 68 torrPaO2 49 torrHCO3 34 mEq/LBE +9 mEq/LWhich of the following devices should be used for the administration of oxygen to this patient?
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