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?

Where is the PAO2 found?

A physician orders 2 L/min O2 through a Simple Mask to a 33 year old postoperative woman with moderate hypoxemia breathing room air (PaO2 = 52 mmHg).  What would be the correct action at this time?

A patient is on a 50% Venturi mask.  What is the Air to Oxygen ratio?

What are the pin positions for an E size compressed air cylinder?

Your patient is on a 12L Nonrebreather and you are transporting to CT. You grab a full E tank. How long will it last this patient?

Which of the following are advantages of using a flow restrictor to control the delivery of medical gases to a patient?