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    When Properly Performed, Mouth-To-Mouth (Expired Air) Ventilation Provides Approximately How
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When Properly Performed, Mouth-To-Mouth (Expired Air) Ventilation Provides Approximately How

Question 22

Question 22

Multiple Choice

When properly performed, mouth-to-mouth (expired air) ventilation provides approximately how much oxygen (O2) ?


A) 20%
B) 16%
C) 12%
D) 30%

Correct Answer:

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