After Intubation of a Cardiac Arrest Victim, You Observe a Slow

question 78

Multiple Choice

After intubation of a cardiac arrest victim, you observe a slow but steady rise in the expired CO₂ levels as measured by a bedside capnometer. Which of the following best explains this observation?

• A)return of spontaneous circulation
• B)abnormally high \(\dot { V } / \dot { Q }\)
• C)placement of the endotracheal tube in the esophagus
• D)failure of the cuff to properly seal the airway

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Definitions:

Confidence Interval

A statistical measure that provides, with a specified probability, a range of values within which a population mean is likely to lie.

Statistical Measure

A quantitative value representing a summary or characteristic of a set of data, such as mean, median, or standard deviation.

Significance Test

A statistical test used to determine if the results of an experiment are likely to be due to chance or if they are significant in terms of supporting a hypothesis.

Longitudinal Study

A research design that involves repeated observations of the same variables over short or long periods of time.