ADA NBDHE Dental Hygienist

Category - Provision of Clinical Dental Hygiene Services

Which of the following is NOT a known possible side-effect of tooth whitening?
  1. Tooth abfraction
  2. Tooth sensitivity
  3. Root resorption
  4. Demineralization
Explanation
Answer: A - Tooth abfraction is not a known possible side-effect of tooth whitening.
Excessive whitening or whitening used on weakened tooth surfaces can compromise them further, causing sensitivity and possible permanent tooth damage. Abfraction is a physical change most commonly attributed to the force of occlusion over time.
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