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ADA NBDHE Dental Hygienist

Category - Provision of Clinical Dental Hygiene Services

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How many types of radiation are there?

Explanation

Answer: D - There are three types of radiation. Primary radiation results from photons coming directly from the target of the X-ray tube. Secondary radiation is radiation resulting from the interaction of primary radiation and matter. Scattered radiation is secondary radiation in which the direction of travel has been altered.

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ADA NBDHE Dental Hygienist

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