The diluter regulator on a Puritan Bennett PR-2 is used to do which of the following?
a. Adjust the flow rate.
b. Regulate gas pressure.
c. Eliminate leaks in the system.
d. Apply negative end-expiratory pressure.
ANS: B
The diluter regulator is an adjustable reducing valve that regulates the gas pressure delivered to the patient. It can be set from 0 to 30 cm H2O by using a control knob on the front panel of the machine.
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