The Puritan Bennett PR-2's sensitivity setting can be decreased ...

[BRWH]

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

Question 2

Pressure limits on the Puritan Bennett PR-2 can be set between _____ cm H2O.
 
  a. 0 and 30 c. 0 and 60
  b. 0 and 50 d. 10 and 30

[flexer1n1]

Answer to Question 1

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.

Answer to Question 2

ANS: A
The gas pressure can be set from 0 to 30 cm H2O.

[BRWH]

TYSM

[xiaomengxian]

Thanks for the timely response, appreciate it