31.使用呼吸器的病人,其PIP:30 cm H2 O,Pplateau:20 cm H2 O,Flow rate:30 L/min,則經呼吸道壓(transairway pressure)為多少cm H2 O?
(A)1
(B)0.33
(C)20
(D)10
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統計: A(5), B(21), C(43), D(312), E(0) #1530029
統計: A(5), B(21), C(43), D(312), E(0) #1530029