Airway - Oxygen Delivery Devices Flashcards
At 6 LPM, the standard nasal cannula delivers ____% oxygen.
40%
With each liter/minute delivered via nasal cannula, inhaled oxygen increases by ____%.
3-4%
Simple masks delivers ____% oxygen depending on tidal volume and flow rate.
35-60%
Oxygen delivered via simple mask is diluted by ____.
room air inhaled through side ports
Simple mask flow rates are between ____.
6-10 LPM
____ may accumulate in simple masks with low flow rates
CO2
The ____ is the preferred method of pre-hospital oxygen delivery.
non-rebreather mask (NRB)
The NRB delivers ____% oxygen at 15 LPM.
60-95%
The content of the NRB bag is ____% oxygen.
100%
The NRB bag does not collapse with a flow rate of ____.
15 LPM
The partial rebreather mask lacks ____.
one-way valve between mask and reservoir
The partial rebreather mask delivers ___% oxygen at 6-10 LPM
35-70%
The Venturi mask delivers oxygen between ____%.
24-50%
