What range of pressure support is available on the Covidien PB 840?

a. 0 to 60 cm H2O c. 0 to 80 cm H2O
b. 0 to 70 cm H2O d. 0 to 90 cm H2O


ANS: B
The range for adjustment of pressure support on the Covidien PB 840 is 0 to 70 cm H2O.

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