The high contrast between normal enamel and overlapped enamel can produce an optical illusion called "cervical burnout."

Name: The high contrast between normal enamel and overlapped enamel can produce an optical illusion called "cervical burnout."
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Question

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Cervical burnout is an optical illusion seen on dental radiographs, caused by the anatomy of the neck of the tooth where the enamel is thinner and the root begins, not by the contrast between normal and overlapped enamel.

The High Contrast Between Normal Enamel and Overlapped Enamel Can