On Ultrasound, a Discrete Linear Echogenicity in the Deepest Layer

question 10

Multiple Choice

On ultrasound, a discrete linear echogenicity in the deepest layer of the anterior abdominal wall is the:

• A) linea alba.
• B) rectus sheath.
• C) peritoneal line.
• D) subcutaneous fat.

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Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, typically the mean, indicating the accuracy of a sample mean estimate relative to the population mean.

Confidence Interval

A range of values derived from sample data that is likely to cover the true population parameter with a specified level of confidence.

Sample

A subset of individuals or observations drawn from a larger population for the purpose of statistical analysis.

Mean

The mean of a collection of numbers, found by dividing the total sum of the numbers by the quantity of numbers.