What is the inspiratory time for the ventilator breath shown in section B of the figure below?

a. 0.5 second
b. 1.0 second
c. 1.5 second
d. 2.0 seconds

ANS: A
Inspiration in section B of the figure is approximately 0.5 second. This can be found by drawing a straight line through the beginning of the breath on all three of the scalars and a second line at the end of inspiration on each of the scalars as shown below:

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