Author Question: For adults with otherwise normal lungs who are receiving ventilatory support in the continuous ... (Read 51 times)

jayhills49 · **on:** Jul 16, 2018

For adults with otherwise normal lungs who are receiving ventilatory support in the continuous mandatory ventilation control or assist-control mode, inspiratory flow should be set to provide what 1:E?

a. 2:1
b. 3:1
c. 1:1
d. 1:2

Question 2

Which of the following trigger levels is appropriate when setting a ventilator for pressure trigger-ing?

a. 0.5 to 1.5 cm H2O above the baseline pressure
b. 1.5 to 2.5 cm H2O below the baseline pressure
c. 0.5 to 1.5 cm H2O below the baseline pressure
d. 2.5 to 3.5 cm H2O below the baseline pressure

sylvia · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: D
For most adults, an initial inspiratory time of approximately 1 sec (0.8 to 1.2 sec) with a resultant 1:E ratio of 1:2 or lower is a good starting point.

Answer to Question 2

ANS: C
With pressure triggering, the range is generally 0.5 to 1.5 cm H2O.