One HVL Reduces the Intensity of the X-Ray Beam to _______

question 18

Multiple Choice

One HVL reduces the intensity of the x-ray beam to _______ of its original.

• A) one fourth
• B) one third
• C) one half
• D) two thirds

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Definitions:

Iris

The colored part of the eye surrounding the pupil, responsible for controlling the diameter and size of the pupil and thus the amount of light reaching the retina.

Visible Light Waves

Electromagnetic waves that are visible to the human eye, which perceive them as colors.

Pupil

The adjustable opening in the center of the eye that allows varying amounts of light to enter.

Doughnut-shaped

Having the shape of a doughnut; circular with a hole in the center.