The Puritan Bennett PR-2's sensitivity setting can be decreased (making it more difficult for the patient to trigger) by doing which of the following with the Sensitivity knob?
a. Pushing it in c. Rotating it clock-wise
b. Pulling it out d. Rotating it counter-clockwise
ANS: D
The manufacturer presets the sensitivity of the machine at 0.5 cm H2O, but the sensitivity (or amount of patient effort) that must be exerted to trigger inspiration can be changed by rotating the Sensitivity knob counterclockwise.
Health Professions
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