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You administer 1 puff of a meter dose inhaler (MDI). How long should you wait in between actuations?

A 32 year-old man is admitted to the medical floor with a diagnosis of Mycoplasma pneumoniae pneumonia.  He is receiving oxygen via nasal cannula at 5 L/min.  He complains of a stuffy nose, dry nose a few hours after admission. What would you recommend incorporating?

All of the following are types of active heated humidifiers except:

Heat & Moisture Exchangers (HME) are mainly used to provide short term heat and humidity to patients receiving mechanical ventilation.

You provide your patient a breathing treatment via small volume nebulizer and they keep coughing at the end of inspiration. Which mechanism of deposition is primarily being impacted?

Where is the PAO2 found?

Your patient has a respiratory rate of 22 and a tidal volume of 450ml. What is your patient’s inspiratory demand?

What are some types of Active Passover humidifiers?    1.  Membrane and Wick    2.  Membrane, Wick, and Ultrasonic    3.  Simple reservoir, Membrane, and Wick    4.  Simple reservoir, Membrane, HME, and Wick

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?

The capacity of water at body temperature is 44 mg/L.