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## Questions about Oxygen Therapy ### Question 21 Which of the following is true concerning Heliox gas? - **d**. The two most popular mixtures are 80:20 and 70:30 of helium to oxygen. ### Question 22 Which of the following signs would be an indication for oxygen therapy? - **d**. I, II, III,...

## Questions about Oxygen Therapy ### Question 21 Which of the following is true concerning Heliox gas? - **d**. The two most popular mixtures are 80:20 and 70:30 of helium to oxygen. ### Question 22 Which of the following signs would be an indication for oxygen therapy? - **d**. I, II, III, and V ### Question 23 You are caring for a 68Y F with advanced COPD. The physician has ordered "Oxygen protocol - keep sats (saturation) at 88%. What action would you take? - **c**. Call the doctor for clarification. ### Question 24 You are caring for a 74Y M. His SpO2 is 89% on 90% FiO2 from an aerosol mask and 91% on 100% FiO2. The physician has ordered his SpO2 at 92%-or better via an oxygen protocol order. What action would you take? - **c.** Suggest placing the patient on CPAP therapy and titrating the oxygen down. ### Question 25 You are caring for a patient whose SpO2 is 82% on 2L nasal cannula. The physician has asked that you draw an ABG, and you note the PaO2 is 110 mmHg. What would you recommend to the physician? - **c**. No changes are necessary - the patient is fine.