Practice Quiz

Respiratory Therapist

Category - Initiation and Modification of Interventions

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A physician has ordered a patient to receive supplemental oxygen at 70%.

What oxygen device would you recommend?
  1. Simple facemask
  2. Venturi mask
  3. Nasal cannula
  4. Non-rebreather mask
Explanation
Answer: D-A non-rebreather mask is the only device capable of delivering FIO2 of 70% to the patient.

A simple facemask can deliver an FIO2 up to 55%. A venturi mask can deliver an FIO2 up to 50% FIO2. A nasal cannula can deliver an FIO2 up to 44%. A non-rebreather mask can deliver an FIO2 up to 80% FIO2.
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