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Dental Question Bank

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1 1. For lower premolars, the purpose of inclining the handpiece lingually is to A. B. C. D. Avoid buccal pulp horn Avoid lingual pulp horn Remove unsupported enamel Conserve lingual dentine 2. For an amalgam Restoration of weakened cusp you should A. B. C. Reduce cusp by 2mm on a flat base for more resistance Reduce cusp by 2mm following the outline of the cusp Reduce 2mm for retention form 3. Before filling a class V abrasion cavity with GIC you should A. B. C. Clean with pumice, rubber cup, water and weak acid Dry the cavity thoroughly before doing anything Acid itch cavity then dry thoroughly 4. Which of the following statement about the defective margins of amalgam restoration is true? A. The larger the breakdown, the greater …show more content…

C. Start endodontic treatment Extraction of tooth 22. What is the main purpose of performing pulp test on a recently traumatised tooth A. B. Obtain baseline response Obtain accurate indication about pulp vitality 23. What is the main function of EDTA in endodontics A. Decalcification of dentine B. Cleaning debris from root canal 24. Which is NOT TRUE in relation to the prescription of 5mg or 10mg of diazepam for sedation A. B. Patient commonly complain of post operative headache An acceptable level of anxiolytic action is obtained when the drug is given one hour preoperatively C. There is a profound amnesic action and no side affects D. Active metabolites can give a level of sedation up to 8 hours post operatively E. As Benzodiazepine the action can be reversed with Flumazepil 25. Which of the following is TRUE in regards to high risk patient A. 0.1ml of blood from Hepatitis B carrier is less infective than 0.1ml of blood from HIV patient B. 0.1ml of blood from Hepatitis B carrier is more infective than 0.1ml of blood from HIV patient C. Level of virus are similar in the blood and saliva of HIV patient D. Level of virus in the saliva is not significant for Hepatitis B patient E. The presence of Hepatitis B core Antigen in the blood means that active disease is not present 26. Your employer in an attempt to update office sterilization procedures; what would you recommend as the BEST method to verify that sterilization has occurred** A. Use spore test

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