A 36-Year-Old Driver Was Pulled from a Car After It

question 21

Multiple Choice

A 36-year-old driver was pulled from a car after it collided with a tree and the gas tank exploded.What assessment data suggest the patient suffered tissue damage consistent with a blast injury?

• A) Blood pressure 82/60 mm Hg, heart rate 122 beats/min, respiratory rate 28 breaths/min
• B) Crackles (rales) on auscultation of bilateral lung fields
• C) Responsive only to painful stimuli
• D) Irregular heart rate and rhythm

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Definitions:

Random Sample

A subset of individuals chosen from a larger set, where each individual has an equal probability of being selected.

Mean Cholesterol Level

The average value of cholesterol measurements across a group of individuals or samples, used in assessing health and disease risk.

Standard Deviation

A statistical metric that quantifies the spread of data points in a dataset relative to their average value.

Confidence Interval

A repository of values, extracted from the evaluation of sample data, seen as likely to encapsulate the value of an enigmatic population parameter.