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NREMT Advanced EMT Practice Test #3

Category - EMT-I/99

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What flow rate can deliver a 80-95% oxygen concentration when using a non-rebreather mask?

8-10 1pm
10-15 1pm
12-15 1pm
15-20 1pm

Explanation

Answer - C - The flow rate of 12-15 1pm can deliver a 80-95% oxygen concentration when using a nonrebreather mask. When the patient inhales, 100% of oxygen contained in the reservoir is drawn into the mask and the patient’s respiratory passageways. The nonrebreather mask delivers the highest concentration of oxygen.

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