Calculate the transrespiratory pressure given the following information: volume 0.6 L; compliance 1 L/cm H2O; airway resistance 3 cm H2O/L/sec; flow 1 L/sec
a. 0.9 cm H2O
b. 1.8 cm H2O
c. 3.6 cm H2O
d. 4.6 cm H2O
ANS: C
Transrespiratory pressure (PTR) = Pvent + Pmus = V/C + ( Raw ? ).
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