39 39 Candidate Handbook for the Written Examination – 2025 Vignette Based Sample Questions VIGNETTE ITEMS 10 – 13 A patient presents to the dental office with concerns about sensitivity on a lower canine tooth. The dentist performs an examination and diagnoses gingival recession and abrasion on the facial root surface of tooth 33. The patient has 100% dental insurance coverage for diagnostic, preventive and restorative services. ITEM 10 What is the etiology of the sensitivity? 1. Exposed pulp. 2. Exposed dentinal tubules. 3. Hypersensitive dentogingival fibers. 4. Damaged periodontal ligament fibers. Domain reference: 2.4.1 ITEM 11 Which one of the following conditions could cause the tooth pathology? 1. Use of an abrasive dentifrice. 2. Fingernail biting. 3. A fibrous diet. 4. Bulimia. Domain reference: 2.4.2 ITEM 12 Which of the following terms refers to the dentist with regard to the dental insurance? 1. Carrier. 2. Provider. 3. Beneficiary. 4. Assignment. Domain reference: 4.2.6 ITEM 13 The patient should be encouraged to use a dentifrice containing fluoride and which other chemical agent? 1. Triclosan. 2. Gluteraldehyde. 3. Potassium nitrate. 4. Pyrophosphate salts. Domain reference: 7.1.7
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