A patient is receiving O2 through a nonrebreathing mask set at 8 L/min with an SpO2 of 85%.  You notice the mask’s reservoir bag collapsed completely before the end of each inspiration.  Which of the following actions is appropriate in this case?

One criterion for the use of a dry-powder inhaler (DPI) is the patient’s ability to :

A common application of the adjustable pressure-reducing valve is in combination with which of the following?

Match the following to the appropriate device or patient scenario:

A heated humidifier is delivering 100% body humidity to a patient’s airway. What volume of water is being delivered?

Which nebulizer generates aerosol continously and incorporates one-way valves that open on inspiration and close on expiration? Breath Enhanced.png

All of the following you would recommend bland aerosol therapy administration except?

A patient is receiving 40% oxygen via air entrainment mask.  The flowmeter is set on 12 L/min.  What is the total flow?

A patient’s inspiratory demand is 45 L/min.  You are ordered to set up a 40% air entrainment mask at a flow of 12 L/min. Are you meeting and/or exceeding your patient’s demand?

What is the U.S. Food and Drug Administration (FDA) purity standard for O2?