Which of the following terms describes cervical defects caused by excessive occlusal loading as teeth flex under pressure, resulting in subsequent loss of hard tooth structure at the cementoenamel junction (CEJ)?

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Dental abfractions are cervical defects caused by excessive occlusal loading as teeth flex under pressure resulting in a subsequent loss of hard tooth structure at the CEJ. The other choices are incorrect because they describe other types of hard and soft tissue lesions and their cause.

Which of the Following Terms Describes Cervical Defects Caused by Excessive