If the HVL in a Radiology Department Is 0

question 14

Multiple Choice

If the HVL in a radiology department is 0.25 mm Pb, then how thick should a shield be to reduce the technologists' exposure to one fourth the incident scatter?

• A) 0.125 mm Pb
• B) 0.25 mm Pb
• C) 0.5 mm Pb
• D) 1.0 mm Pb

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Definitions:

Finger Widths

A non-standard unit of measurement often used informally to estimate small distances or sizes, based on the width of an adult's finger.

Elbows

The joint connecting the forearm to the upper arm, allowing for the flexion and extension of the forearm.

Armpit

The area beneath the junction of the shoulder and arm; an anatomical region known for its sweat glands.

Anterior

An anatomical term describing the front or forward-facing aspect of a structure or the body.