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What exactly is a “bacterial lawn”? What is the use for a bacterial lawn?

The application of gravity to achieve specific clinical objectives in respiratory care best describes _____________.

In the Kirby-Bauer plate in the photograph, the effect indicated by the letter D (disc 4) is

  A patient is lying on her left side, turned one-quarter toward her back, with the head of the bed down. What division of the lung is being drained? 

Airway clearance therapy is recommended for patients who produce more than ____ ml of secretions per day and have difficulty clearing them from the airway

A respiratory therapist is assessing a patient’s ability to perform incentive spirometry correctly by viewing a return demonstration. Which situation indicates that the patient needs additional education?

Interpret the following ABG: pH: 7.25 PaC02: 56 mmHg HC03: 24 mEq/L  

Interpret the following ABG: pH: 7.37 PaC02: 19 mmHg HC03: 11 mEq/L

Interpret the following ABG:  pH: 7.54 PaC02: 26 mmHg HC03: 21 mEq/L  

Interpret the following ABG: pH: 7.33 PaC02: 54 mmHg HC03: 28 mEq/L