When using a mouth-to-mask ventilation device, supplemental oxygen may be provided by:

I. attaching oxygen to the enrichment port on the mask
II. wearing a nasal cannula
III. placing a nasal cannula on the patient
IV. connecting the oxygen reservoir to an oxygen source
A) I and II
B) I and III
C) II and III
D) II and IV


A

Health Professions

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