AFK Quiz – Perio & Implant

1. Which type of cementum is composed almost entirely of densely packed bundles of Sharpey fibers?

2. An adequate width of attached gingiva is one that

3. All the following is considered as part of the phase I of periodontal therapy, except

4. Deeper placement of implant in the anterior region can

5. The amount of initial bone loss following implant installation and loading is mainly determined by

6. Following a dental prophylaxis

7. In a healthy gingival sulcus which of the following bacteria are most abundant?

8. A 39-year-old patient presents with an upper first molar with furcal involvement where the bone loss is through-and-through and buccal furcation is visible clinically. The appropriate Glickman classification of furcation involvement is

9. A patient complains from severe dull and throbbing pain on tooth 4.6 two days following a deep scaling and root planing session. The gingiva around the tooth has a swelling with a smooth shiny surface and the tooth is sensitive to percussion. The result of vitality pulp tests is positive. A radiographic evaluation shows no evidence of periodontal bone loss. The most likely diagnosis is

10. In 1-stage (non-submerged system) bone-level implant placement which of the following is placed over the implant fixture during the surgery?

11. A 38-year-old bruxer patient presents with a chief complaint of slight mobility of his recently placed implant at site 1.1. A new radiograph shows good bone support for the implant fixture. There is a bad taste associated with the implant crown and the surrounding tissues look inflamed. What is the most likely etiology?

12. An 18-year old healthy patient presents with a chief complaint on gingival pain. While radiographic examination shows no evidence of bone loss, clinical evaluation shows a crater like lesion between lower left canine and lateral incisor, covered by a grayish white pseudomembrane. What is the most likely predisposing factor to this condition?

13. A 29-year-old asthmatic patient with poor oral hygiene presents with a chief complaint of occasional gum swelling and discomfort around in the lower right side. Your examination reveals severe gingival inflammation, several deep proximal cavities on all his premolar and a semi-erupted tooth 4.8. Which of the following treatment should be done first?

14. Which of the following bone graft materials used in dentistry takes longer time to resorb?

15. Reverse architecture is

16. Which one is among the contraindications for apically displaced flap surgery?

17. A dental radiograph accurately indicates

18. According to the new classification of periodontal diseases (2018), all the following factors are associated with the development of endo-periodontal lesion in a tooth with root damage, except

19. The best factors to be assessed at re-evaluation session of periodontal debridement are

20. One year after replacing tooth 4.5 with an implant, patient presents for a recall appointment. Intraoral examination shows inflammation around the implant 4.5 and the area is tender to gentle pressure. There is no radiographic evidence of bone loss more than what be expected. The most likely diagnosis is

21. The best management for a shallow osseous crater between teeth 3.4 and 3.5 is

22. A cleft-like absence of the alveolar cortical plate that results in a denuded root surface is called

23. A furcation grade I involvement associated to cervical enamel projection on tooth 4.6 is best managed by

24. A 58-year-old healthy patient presents for a consultation replace missing tooth 2.6 with a bone level implant (size 4.5x10mm). He has a CBCT of site 2.6 which is a follow: Bone height: 5mm, bone dimension mesiodistally: 8mm, bone dimension buccolingually: 7mm. What is the recommended course of action?

25. Which group of antibiotics is presently used in periodontitis for host modulation?

26. In a healthy periodontium, the width of attached gingiva can be measured from mucogingival junction to

27. The main source of elevated MMPs level in periodontium in a patient with periodontitis are

28. The initial periodontal treatment for periodontal pockets deeper than 5 mm include/s

29. In which one of the following positions the implant is often angled distally to remain parallel to the adjacent root?

30. Guided tissue regeneration

31. Which of the following periodontal fiber bundles mainly absorb occlusal forces?

32. Replacement of the lost periodontal tissue with one that is similar in only function is known as

33. Two years after delivering the screw-retained crown on the bone level implant 1.1, the patient presents with a chief complaint of loose implant. Your clinical evaluation shows slight mobility of crown with slight gingival inflammation and normal probing depth. Radiographic evaluation shows 1-2 mm bone loss around the implant. What is the most likely reason for this situation?

34. A 49-year-old patient with a history of hypertension presents for a consultation to replace missing tooth 1.6. She is currently taking Atenolol. She is a nonsmoker. Tooth 1.6 was extracted with socket preservation, followed by an open sinus lift one year ago. You plan to place a 5x10mm bone level implant. How should the osteotomy be prepared?

35. Which one is NOT among the advantages of open flap debridement alone?

36. What is the primary prognostic indicator for periodontal surgical outcomes?

37. Which one is not among the contraindications to the use of ultrasonic scaling devices?

38. A 40-year-old patient presents for periodontal evaluation. He is smoker (half a pack per day). His radiographs show on average 30% horizontal bone loss. The probing pocket depths are 4-5 mm and there is evidence of 2-3mm buccal recession on upper premolars. Teeth 3.1 and 4.1 show evidence of class I mobility. Clinically there is evidence of heavy plaque deposits and calculus. What is the most appropriate periodontal diagnosis?

39. After an extensive bone grafting procedure, and before the dental implant placement, the clinician should wait ideally

40. A 20-year-old female presents for orthodontic treatment consultation. Her main concern is lower front teeth crowding. Periodontal evaluation shows no attached gingival on lower incisors. All the probing pocket depths are within normal range. Before buccal movement of lower front teeth to fix the crowding, which of the following periodontal procedures is advised?

41. The deepest penetrating microorganism in necrotizing gingivitis is

42. A dental implant is planned to be placed at site 1.4. It has a better prognosis if it is

43. If tooth 2.8 is missing, what is the best management of a 6-7 mm periodontal pocket on distal surface of tooth 2.7 after finishing the initial phase of periodontal therapy?

44. All the following affect the amount of bone-implant contact, except

45. The risk of bone overheating during implant surgical drilling is highest for which type of bone?

46. Which of the following is not true regarding Immediate Postextraction Placement of Implants?

47. A 29-year-old patient presents with a chief complaint of black interproximal spaces around his recently placed crown on implant 1.3. what is the best solution to eliminate the interdental spaces?

48. In which impression technique the impression coping remains in the impression when the impression is removed from the mouth?

49. After 4-7 days, what type of cells are predominantly found in a gingivitis lesion?

50. A 59-year-old patient’s chief complaint is “I have a broken tooth.” Tooth 1.6 had endodontic treatment three years ago and is asymptomatic. A fracture extends 2mm apically from the cemento-enamel junction at the mesiopalatal. Which of the following is the most appropriate treatment prior to placing a core and crown on tooth 1.6?

51. All the following techniques help to increase the width of attached gingiva, except

52. What is the best indication for osseous resection surgery of interproximal lesion in management of periodontal pockets?

53. A 65-year-old patient with a history of diabetes type 2 presents for surgical placement an immediate restoration of a bone level implant (4.0 x 10mm) at site 2.1. One week later, the patient returns with discomfort in the area. Your clinical assessment shows mobility of the implant fixture. What is the most likely reason?

54. A 67-year-old patient with a history of osteoporosis and diabetes (HBA1C: 6.9%) presents with a chief complaint of gum bleeding and teeth mobility. She smokes half a pack per day and has a poor oral hygiene. Your diagnosis is generalized periodontitis, stage 3, grade C. Which of the following factors is the most significant risk factor for her periodontal condition?

55. Subantimicrobial-dose doxycycline or Periostat®