Biology · Respiratory Care

When choosing an oxygen delivery system for a patient in acute respiratory failure, the primary goal should be to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Always use a low-flow device such as a standard nasal cannula.
2Correct the PaO2 to a normal level as rapidly as possible.
3Administer immediate positive pressure ventilation to prevent CO2 narcosis.
4Maintain the PaO2 at 60 mm Hg or greater at the lowest fractional inspired oxygen (FiO2) possible.✓

Correct answer

Maintain the PaO2 at 60 mm Hg or greater at the lowest fractional inspired oxygen (FiO2) possible.

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