What Is the Purpose of Radiographic Beam Filtration

question 23

Multiple Choice

What is the purpose of radiographic beam filtration?

• A)To decrease beam hardness,thereby reducing patient skin dose and the dose to superficial tissues
• B)To increase beam hardness,thereby reducing patient skin dose and the dose to superficial tissues
• C)To eliminate short wavelength radiation to reduce the radiation received by the patient's skin and superficial tissues
• D)To increase beam hardness,thereby increasing patient skin dose with only a slight increase to superficial tissues

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Definitions:

Midrange

The statistical measure calculated by adding the highest and lowest values in a dataset and then dividing by two, indicating the midpoint of the data range.

Variance

A measure of the dispersion or spread of a set of data points around their mean value, indicating how much the data points differ from the average.

Standard Deviation

A calculation that quantifies the extent of deviation or spread within a group of data points.

Sample Variance

A measure of how datapoints in a sample are spread out from their sample mean, quantifying the extent of variation within the sample.