LDEK questions: Conservative dentistry — page 12

759 questions in Conservative dentistry. Open a question to see the answer options and a hint.

  1. Indicate the false statement describing the protective functions of saliva in the context of initiation of carious process: Question 556
  2. Indicate the correct statement describing the cold flowable gutta-percha technique used for canal filling: Question 557
  3. Indicate the correct statement about occult caries: Question 558
  4. According to the Dean’s Fluorosis Index, which fluorosis severity level is characterized by opaque (paperwhite) areas involving over 50% of the tooth surface? Question 559
  5. Secondary access opening for endoscopic retreatment refers to: Question 560
  6. Indicate the true statements describing the requirements that have to be met by materials used as final root canal filling: Question 561
  7. Indicate the correct statements describing the Geristore material: Question 562
  8. Select the materials used for root filling in the primary teeth: Question 563
  9. A 30-year-old female patient has a loss of the hard tissue on the maxillary palatal and occlusal surfaces as well as the mandibular buccal and occlusal surfaces. What… Question 564
  10. Which classification is used to assess the severity of root caries? Question 565
  11. Select the true statement about dental plaque: Question 566
  12. Code 2 in the ICDAS II caries assessment system refers to: Question 567
  13. Secondary access opening for endodontic retreatment allows for: Question 568
  14. Select true statements about ameloblastoma: Question 569
  15. Match the type of pain with pulpal pathology: Question 570
  16. Describe a cavity on tooth 21 categorized as Black’s class IV using a classification based on the cavity site and stage: Question 571
  17. A 42-year-old patient presents for the treatment of tooth 36. She has a history of diabetes mellitus and is under regular care of a diabetologist. Intraoral examination… Question 572
  18. Select the correct statements about the initial file: Question 573
  19. Select the correct statements describing the process of monomer-to-polymer conversion: Question 574
  20. Select the correct statements about cariogenic bacteria: Question 575
  21. Select the correct statement about abnormalities in the shape and number of roots: Question 576
  22. Select the false statements about dentine hypersensitivity: Question 577
  23. Select the false statements about sodium hypochlorite used in endodontic procedures: Question 578
  24. A root canal instrument with a red handle marked with a square symbol is: Question 579
  25. Class 3 in the classification system for the restoration of root filled teeth by Żarow et al. requires: Question 580
  26. Select the false statements about a recurrent abscess: Question 581
  27. A 43-year-old patient attends a dental check-up. Intraoral examination shows 24 teeth, including 9 teeth with cavities and 3 teeth with fillings. The dental treatment… Question 582
  28. A 63-year-old patient with an artificial hip joint presents for root canal treatment of tooth 36. He has a history of infective endocarditis. In this situation it is… Question 583
  29. Select causes of internal resorption: Question 584
  30. Indicate the true statements regarding the effects of root canal irrigants: Question 585
  31. Which procedure should be used for treating a carious focus localized on the proximal surface of tooth 24? Question 586
  32. Indicate the true statements regarding self-etch adhesive systems: Question 587
  33. Indicate the true statements regarding the DI-FOTI method: Question 588
  34. Indicate the true statements regarding root canal instruments: Question 589
  35. Indicate the true statements regarding the SonicSys system: Question 590
  36. Indicate the true statements regarding remineralization of a carious lesion: Question 591
  37. Indicate the true statements regarding bacterial plaque: Question 592
  38. Indicate the false statements regarding the preparation of carious lesions using air abrasion: Question 593
  39. Which procedures do not require preventive use of antibiotics? Question 594
  40. A 24-year-old patient reports having persistent pulsating pain in tooth 14 for the last 2 days. He also has a history of feeling unwell and having an increased body… Question 595
  41. A patient reports severe pain radiating to his left ear, however, he cannot identify the source of the pain. The most likely cause of the pain is: Question 596
  42. A patient who suffered an accident has a total dislocation of tooth 21. Recommendations aimed at increasing the chances of a successful tooth replantation are as follows: Question 597
  43. Indicate the false statements regarding C-shaped root canals: Question 598
  44. Indicate the true statements regarding Gow-Gates anesthesia: Question 599
  45. Indicate true statements regarding the extended fissure sealing procedure: Question 600
  46. Indicate true statements regarding antibiotic-corticosteroid products used in root canal treatment: Question 601
  47. Which of the following factors is most likely to lead to the formation of a ledge during the manual instrumentation of a curved root canal? Question 602
  48. Indicate how K-reamers differ from K-files: Question 603
  49. Which of the following endodontic instruments is most susceptible to breakage due to excessive torsional stress during rotation? Question 604
  50. Which of the following instruments is not classified as a cutting instrument in endodontics? Question 605

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