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In relation to dental radiography, what term refers to the anatomical landmark used to identify a maxillary canine periapical film? correct answers Maxillary Sinus Prior to exposing a dental radiograph, placement of the lead apron over the patient protects which tissues? correct answers Gonadal A blood pressure cuff should be placed over which of the following arteries? correct answers Brachial What 3 factors are essential in order to produce accurate diagnostic casts? correct answers Water to powder ratio, mixing time and water temperature What is the name of the adhesive film that retains bacterial colonies to the teeth? correct answers Pellicle What radiograph image is most useful for inter proximal caries? correct answers Bitewing Which fluid provides lubrication during movements of the TMJ? correct answers Synovial Fluid What is the correct way to store scrap amalgam? correct answers In a tightly closed mercury recycling container In a steam sterilizer, the distilled water is converted to steam then condensed back into liquid water. What happened to the condensed water? correct answers It is drained from the sterilizer and discarded down the drain in the sink A patient presents to the dental office with concerns about sensitivity on a lower canine tooth. The dentist performs an exam and diagnosis gingival recession and abrasion on the facial root surface of tooth 33. The patient has 100% coverage for diagnostic, preventive and restorative services. 1. What is the etiology of the sensitivity? 2. What could cause the tooth pathology? 3. What term refers to the dentist regarding dental insurance? 4. The patient should be encouraged to use a dentifrice containing fluoride and which other chemical agent? correct answers - Exposed dentinal tubules - Use of an abrasive dentifrice - Provider - Potassium nitrate A 24 year old patient presents for an emergency exam. During the interview it is noted that he is a heavy smoker and under emotional stress. The clinical findings are : a biofilm index of 3 with some ulceration of interdental papillae.