Healthy Areas of Lung Tissue in a Patient with ARDS

question 14

Multiple Choice

Healthy areas of lung tissue in a patient with ARDS can be protected from lung injury caused by overdistention by which of the following?

• A) Increasing F_IO₂.
• B) Decreasing PEEP.
• C) Using the prone position.
• D) Using a V_T of 10 to 12 mL/kg.

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Definitions:

Area

In mathematics, Area refers to the measure of the extent of a two-dimensional surface or shape, expressed in square units.

z

A standard score indicating how many standard deviations an element is from the mean in a normal distribution.

Standard Normal Random Variable

A random variable that is normally distributed with a mean of 0 and a standard deviation of 1.

P

Often used as shorthand for the p-value in statistical contexts, indicating the probability of observing certain results given a null hypothesis.