5 Questions
What is the approximate reduction in collimated area when using a rectangular collimator compared to a round collimator?
66%
In radiation biology, how does the use of a longer source-to-skin distance affect the volume of irradiated tissue compared to a shorter source-to-skin distance?
Produces a smaller volume of irradiated tissue
Why is the use of leaded aprons with thyroid collars especially important for children?
Children are more sensitive to radiation than adults
What happens when the thyroid apron or collar are poorly positioned during imaging?
They appear as a cone-shaped radiopaque artifact
What is the recommended distance for the operator to stand from the patient when no barrier is available during x-ray exposure?
6 feet
Test your knowledge of the effects of ionizing radiation on living systems with this quiz on radiation hazards and biology. Learn about the impact of source-to-skin distance and collimators on tissue irradiation.
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