Practice Quiz

INBDE Integrated National Board Dental Exam Prep Set 2

Category - NBDE II

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What is it called when aluminum disks absorbs X-ray low penetrating power?
  1. Filtration
  2. Abduction
  3. Filtration annex
  4. Abduction annex
Explanation
Answer: A - When aluminum disks absorbs X-ray low penetrating power it is called filtration. There are two types of filtration: inherent and added. Inherent filtration is protection offered by parts of the equipment, such as the aluminum disks. Added filtration is additional protection added to the equipment, such as additional aluminum disks to further lower X-ray power.
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