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How long should you wait before drawing an ABG on a COPD patient who’s FiO2 has just been changed?

You initiate BIPAP on a patient with the following settings: IPAP 10 EPAP 5 FiO2 40%.30 mins later you obtain the following ABG. pH 7.30 PaCO2 50 PaO2 50 HCO3 24 What changes would you make to the patient’s settings?

You are a respiratory therapist at Livelong Extended Care Facility.  You just received an order to instruct Mr. Smith on the use of a Passy-Muir valve.  Your instructions would include all of the following except?

Functions of the RT during a home visit include:     1.  Patient assessment     2.  Patient compliance with plan     3.  Equipment assessment     4.  Patient goals and treatment plan

An E size oxygen cylinder with 1800 psig in it is being used at 5 L/min. How long will the cylinder last if run until completely empty?

Interpret the following ABG results:    FiO2         0.21    pH            7.36    PaCO2       37 mm Hg    HCO3         22 mEq/L    PaO2          95 mm Hg

Proper handling of an arterial blood gas sample includes:              1.  Puncture site              2.  Oxygen adjunct and FiO2              3.  Date/Time              4.  Difficulty in obtaining sample

Distilled/Sterile water is first choice for humidifiers used in the home.

Which of the following variables are measured directly by a blood gas analyzer? pH PaO2 HCO3 SaO2

A patient is orally intubated with a size 7.0 mm ID endotracheal tube. The respiratory therapist uses a size 14 Fr suction catheter to suction the patient’s airway. The suction setting is -100 mmHg. The therapist notices the patient’s secretions are thick and tenacious and will not aspirate through the suction catheter. Which of the following should the therapist do FIRST?