When a respiratory therapist cracks open an E-cylinder, a loud hissing sound is heard, and gas can be felt leaking from the regulator despite the fact that the flow meter has been turned off. What can be done to correct this problem? 1. Replace the washer between the regulator and the cylinder valve stem. 2. Turn on the flow meter. 3. Tighten the regulator onto the cylinder valve stem. 4. Change the type of regulator.

Which of the following are indications for prednisone use? Select all that apply. There are 3 correct answers.

Which of the following are adverse effects of Canaglifloxin? Select all that apply. There are 3 correct answers.

The physician has ordered that a 35-year-old patient receive postural drainage therapy to the posterior basal segment of the right lower lobe. To do this, the respiratory therapist would 1. Elevate the foot of the bed 30 degrees. 2. Have the patient lie on his left side. 3. Have the patient lie prone. 4. Elevate the foot of the bed 15 degrees. 5. Keep the bed flat, but put a pillow under the patient’s hips.

What is the cause of type 1 diabetes mellitus (DM)? 

A nurse takes an adult client’s blood pressure and determines it to be normal. What reading did the nurse obtain?

What is the purpose of the glycosylated hemoglobin (hemoglobin A1C) test? 

A dihydropyridine calcium channel blocker, such as amlodipine, is useful in treating hypertension because this class of drugs works in which one of the following ways? Select all that apply. There are two correct answers.

A nurse takes the pulse of a 62 year old female and measures a heart rate of 108 beats/minute. Upon looking at this patients electrocardiogram, the nurse notices that all waves associated with each heartbeat appear normal. This patient will likely be diagnosed with:

Atrial fibrillation puts a client at risk for which of the following?