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In which stage of sleep is “restorative sleep” thought to occur?

The dicrotic notch on the arterial pressure waveform represents closure of which of the following heart valves? 

A reduction in airflow greater than 30% for 10 seconds during sleep defines which of the following?

The centers that regulate autonomous respiratory function are located in the: 

In which of the following conditions would an elevated central venous pressure be expected?

For a clinical encounter with a patient on airborne precautions, you should:

Which of the following is (are) true regarding dependent edema caused by lung disease?

If on assessment the Mallampati score is class 4, the patient would be at high risk for which type of sleep disorder breathing?

Anatomically, the brain is divided into the: 

The peak pressure of the arteries is known as which of the following?