DT VOLUME TWO CHAPTER THREE

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DT VOLUME TWO CHAPTER THREE

  1. 1. FOR HM3 TEST TAKERS DT VOLUME TWO CHAPTER THREE PREVENTIVE DENTISTRY MOCK EXAM 1. Where can you find details for the preventive dentistry program? 2. What term means prevention of disease? 3. Who can only remove subgingival calculus? 4. What is the form for Dental Health Questionnaire? 5. At what angle do you position the back of the patient’s chair? 6. What is the right hand operating position for 9 O’clock? 7. What is the right hand operating position for 12 O’clock? 8. What is the left hand operating position for 4 O’clock? 9. What is nearly transparent and difficult to see without the use of stain?
  2. 2. FOR HM3 TEST TAKERS 10. The ultrasonic scaler converts electrical energy into _______microscopically small mechanical strokes per second. 11. What produces the power required to activate the handpiece? 12. What is the water supply pressure range? 13. How often do you flush the waterline? 14. How long do you flush the waterline before each patient? 15. What type of ultrasonic tip is used on lingual and facial posterior surfaces? 16. What type of ultrasonic tip is used to remove subgingival calculus? 17. How long do you have a patient rinse their mouth with antimicrobial mouthwash? 18. What are the Air Polishing Unit’s three major components? 19. When using the air polishing unit, you keep the handpiece tip approximately how far from the surface of the tooth being cleaned? 20. At what temperature should the cleaning powder be kept for the Air Polishing Unit?
  3. 3. FOR HM3 TEST TAKERS 21. What is an air powered, mechanical scaler that runs at sonic frequency? 22. How many sonic scaler tips are there? 23. What sonic scaler tip is recommended for sensitive patients? 24. What dental instrument is used for tactile examination of the teeth? 25. In what area of the mouth do you commence your periodontal scaling? 26. What type of instrument grasp do you use to maintain control of the instrument? 27. What type of calculus can dental technicians remove? 28. What will appear as a white, chalky or yellowish deposit on a tooth surface? 29. How many basic scaling strokes are there and what are they? 30. What type of scaling stroke is considered the safest? 31. The oblique or slanted stroke is made at ____angle to the long axis of the tooth.
  4. 4. FOR HM3 TEST TAKERS 32. What removes plaque or stains remaining on the teeth after thorough scaling? 33. How many different methods can topical fluoride be administered? 34. What do you use to paint fluoride on the teeth? 35. What is generally regarded as the most effective means of topical fluoride treatment? 36. How long do you keep the fluoride gel tray in a patient’s mouth? 37. After a patient has received fluoride treatment, they should not drink or smoke for how long? 38. What is the technical term for gums? 39. What is one of the major causes of tooth decay and periodontal disease? 40. For most people, where does dental decay most often occur? 41. How long should a dental floss be? 42. What are thin plastic devices that help the patient floss beneath the pontics of fixed partial dentures?
  5. 5. FOR HM3 TEST TAKERS 43. What type of training does a dental technician need to be able to apply pit and fissure sealants? 44. What type of etching material do you use for sealants? 45. How long do you apply the etching material to the tooth? 46. If you contaminated the etching site, how long should you re-etch the tooth? 47. What is the most common reason for sealant failure?

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