All of the Following Are Correct Techniques for Applying a Tourniquet

question 8

Multiple Choice

All of the following are correct techniques for applying a tourniquet except

• A)placing the tourniquet 3 to 4 inches above the bend in the elbow.
• B)asking the patient to clench his or her fist.
• C)applying the tourniquet so that it is snug, but not tight.
• D)leaving the tourniquet on for at least 3 minutes before drawing the specimen.

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Definitions:

Sample Mean

The average value of a sample set of a population, used as an estimate of the population mean.

Population Average

The mean value of a particular characteristic in a specified population, representing a central tendency.

Statistical Significance

Indicates whether the results of a study are likely to be due to chance or are actually significant in terms of supporting a hypothesized effect.

T Value

A statistic calculated in hypothesis testing used to compare the observed difference between two means relative to the variability of the data.