All of the Statements Concerning Local Anesthetic Needles Are True

question 24

Multiple Choice

All of the statements concerning local anesthetic needles are true EXCEPT one. Which one is the EXCEPTION?

• A)The term gauge refers to the diameter of the lumen of the needle
• B)The weakest portion of the needle is at its hub
• C)Larger needles provide more reliable aspirations
• D)Disposable needles will not normally become dull for at least 10 insertions
• E)Larger needles should be employed when a greater risk of positive aspiration exists

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Definitions:

Q Statistic

A measure used in statistics to test for the independence of two or more groups of data.

Independent Samples T-Test

A statistical test used to compare the means of two independent groups under the assumption that both follow a normal distribution.

Normally Distributed Populations

Populations where the distribution of data points forms a bell-shaped curve, characterized by two parameters: the mean and the standard deviation.

Population Variances

A measure of the degree to which numerical data in a population are spread out, representing the average of the squared differences from the Population Mean.