Inherent Filtration in the Dental X-Ray Tubehead

question 6

Multiple Choice

Inherent filtration in the dental x-ray tubehead

• A)includes filtration that takes place when the primary beam passes through the glass window of the x-ray tube,the insulating oil,and the tubehead seal.
• B)includes the placement of aluminum discs in the path of the x-ray beam between the collimator and the tubehead seal.
• C)alone meets the standards regulated by state and federal law.
• D)is equivalent to approximately 5.0 mm of aluminum.

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