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WorksheetsPerio Derby's
Total questions: 65
Worksheet time: 35mins
1. Recession is noted in the mandibular anterior region, and the attached gingiva measures 0.5mm, riquiring evaluation by a dentist or periodontist. If periodontal surgery is indicated, a mucogingival surgery would be performed to correct this condition.
ÒA. Both statements are TRUE
ÒB. Both statements are FALSE
ÒC. The first statement is TRUE; the second statement is FALSE
ÒD. The first statement is FALSE; the second is TRUE
2. Which of the following devices would be Most effective for plaque biofilm removal in the mandibular anterior region when recession has resulted in open embrasure spaces?
•A. Dental floes
•B. Dental tape
•C. Oral irrigation
•D. Interproximal brush
3. According to the new 2017 world workshop on the classification of periodontal and peri-implant disease and conditions, all of the following are goals of staging a periontoditis patient except one. Which one is the exception?
•A. Classify the severity of the disease based on the extent of destroyed and damaged tissue
•B. Assess specific factors that might determine the complexity of managing current disease
•C. Estimate future risk of periodintitis progression to guide the intensity of the therapy and monitoring the disease activity
•D. Determine the percent of radiographic bone loss
4. An oxygenating mouthrinse would be benefitial for a patient with halitosis because these mouthrinses are the most effective in reducing bacterial plaque biofilm.
•A. Both the statement and the reason are correct and related
•B. Both the statement and the reason are correct but are NOT related.
•C. The statement is correct, but the reason is NOT correct
•D. The statement is NOT correct, but the reason is correct
•E. NEITHER the statement NOR the reason is correct.
5. Which of the following periodontal therapies would be best recommended for a patient who presents with probing depths os 3 to 5mm, slight bone loss detected on the radiographs, and a history of infrecuent dental hygiene care?
•A. Regenerative periodontal surgery
•B. Gingival curettage
•C. Nonsurgical periodontal therapy
•D. Oral Periodontal prophylaxis
•E. Periodontal maintenance depths
6. Which of the following would be the best indicator of treatment after initial periodontal therapy?
•A. Relatively free of plaque biofilm
•B. Stable priodontal probing depths
•C. Absence of gingival inflammation and bleeding
•D. No re-formed dental calculus deposits
7. What change in alveolar bone on a dental rediograph indicates early loss of bone?
•A. Fuzzines in the crest of bone
•B. Faint cup-shaped areas interproximally
•C. Vertical or angular defects
•D. Furcation involvement
8. After through periodontal debridment is performed which is the inflammatory cell to respond to avoidable resultant irritation of the gingiva?
•A. B lymphocytes
•B. Plasma cellas
•C. Neutrophilis
•D. T lymphocytes
•E. Macrophages
9. Which of the following changes result in false or pseudo periodontal pocket?
•A. Apical migration of the juctional epithelium
•B. Apical migration of the gingival margin
•C. Resorption of the alveolar bone
D. Swelling of the gingival margin without bone loss
10. Which of the following diagnostic rpocedure is most accurate for determining severity of periodontal attachment loss?
•A. Full mouth digital radiographic survey
•B. Microbial testing of plaque biofilm
•C. Detection of pathologic tooth mobility of furcation
•D. Periodontal probing af all sulcular areas
•E. Determining presence or absence of bleeding on probing
11. In patients of periontitis, what is the area to be involved in bone resorption?
•A. Facial and lingual aspects of supporting bone
•B. Cribriforme plate or lamina dura
•C. Cancellous portion of supporting bone
•D. Cortical plate of the interdental septum
•E. Bone surrounding the apical area of the tooth
12. Which one of the following bacteria are predominant in supragingival plaque biofilm associated with gingivitis?
•A. Chromogenic bacteria
•B. Gram-negative anaerobic bacteria
•C. Aerobic and facultative bacteria
D. gram-positive Streptococcus spp
13. Which of the following types of cells are responsible for resorption of cementum and bone in periodontal destruction?
•A. Cementoblasts
•B. Fibroblasts
•C. Osteoblasts
•D. Cementoclasts
•E. Osteoclasts
14. Which of the following histologic changes in inflammed gingiva results in redness?
•A. Vasodilation within the gingival connective tissue
•B. Ulceration of the sulcular lining
•C. Lymphoid cell accumulation
•D. Colladenase destroying the lamina propria
•E. Alteration of fibroblasts in the connective tissue.
15. Tooth mobility and fremitus can be signs of occlusal trauma because trauma can result in lateral resorption of bone.
•A. Both the statement and the reason are correct and related
•B. Both the statement and the reason are correct but are NOT related
•C. The statement is correct, but the reason is NOT correct
•D. The statement is NOT correct, but the reason is correct
•E. NEITHER the statement NOR the reason is correct
16. Which radiographic findings will MOST LIKELY be seen in dental plaque-induced gingivitis? Select all that apply.
•A. A thin periodontal ligament sapce
•B. Slight changes in the lamina dura
•C. Condensing osteitis
•D. Normal lamina dura and crestal bone
•E. Slight fuzziness at the alveolar crest
17. According to the new 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions, which of the following are goals of grading a periodontitis patient? Select all that apply.
•A. Classify the severity of the disease based on the extent of destroyed and damaged tissue
•B. Assess specific factors that might determine the complexity of managing current disease
•C. Estimate future risk of periodontitis progression to guide the intensity of the therapy and monitoring the desease activity
•D. Estimate the potential systemic health interactions with periodontitis to allow co-management with medical coleagues.
18. Which of the following tissues consist (s) of nonkeratinized epithelium? Select all that apply.
•A. Crevicular epithelium
•B. Attached gingiva
•C. Interdental papilla
•D. Junctional epithelium
•E. Marginal gingiva
19. Which of the following microbes is associated with necrotizing ulcerative gingivitis and periodontitis?
•A. Actinomyces vicosus
•B. Porphyromonas gingivalis
•C. Prevotella intermedia
•D. Treponema pallidum
•E. Capnocytophaga ocracea
20. Which of the following types of drugs have been associated with fibrotic gingival overgrowth? Select all that apply.
•A. Oral conaceptives
•B. Antidepressants
•C. Calcium channel blockers
•D. Antihistamines
•E. Anticonvulsants
21. Which fiber group runs from the cervical area of one tooth across to an adjacent tooth?
•A. Dentogingival fibers
•B. Circumferential fibers
•C. Transseptal fibers
•D. Alveolongingival fibers
22. Which of the following best describes the sulcular epithelium?
•A. Keratinized epithelium
•B. Basal cell epithelium
•C. Squamous cell epithelium
•D. Simple cuboidal epithelium
•E. Parakeratinized epithelium
23. Which type of periodontal disease is characterized by gray, sloughing tissue loss and exposed alveolar bone?
•A. Pericoronitis
•B. Periodontal abcess
•C. Necrotizing ulcerative gingivitis
•D. Necrotizing stomatitis
24. Which of the following are possible causes of gingival recession? Select all That apply:
•A. Faulty toothbrushing
•B. Bacterial plaque biofilm
•C. Tissue response to medication
•D. Dental caries
•E. Periodontal disease
25. All the following are risk factors associated with periodontal disease except one. Which one is the exception?
•A. Genetics
•B. Inmunosuppression
•C. Hormonal changes
•D. Frequent fermentable carbohydrates in diet
26. Which of the following situations would be an indication for a gingivectomy?
•A. Edematous 5mm pseudopocket
•B. Severe drug-influenced gingival enlargement
•C. Infrabony pocket of 6mm on the distal aspect of tooth #30
•D. Gingival recession that extends into the alveolar mucosa
•E. Periodontal abscess
27. Which of the following is an objective of periodontal reconstructive surgery?
•A. Improve the sthetics of the patient´s face
•B. Create gingival contour and appearance acceptable to the patient
•C. Remove alveolar bone to imrpove contour and correct defects
•D. Remove anlarged tissue to assist the partient in daily plaque control
•E. Promote regeneration of a new attachtment
28. All the following are substances produced by the host response to bacterial plaque biofilm except:
•A. Lipopolysaccaride (LPS)
•B. Cytokines
•C. Interleujin -1 (IL-1)
•D. Prostagkandin E2 (PGE2)
29. Which of the following are necessary for new attachment after periodontal surgery? Select all that apply.
•A. Thorough removal of bacterial irritants
•B. Inmobilization of mobile teeth
•C. Shrinkage of the gingival margin
•D. Regeneration or generation of new tissues or parts
•E. Rapid apical growth of epithelium
30. All the following are advantages of controlled (sustained-release) drug delivery over systemic drug administration in periodontal therapy except:
•A. Less concern about patient adherence throughout indicated time frame
•B. Site-apecific antimicrobial action in periodontal pocket
•C. high concentration delivered to the site of infection
•D. Can be used when peropdontal infection is generalized or severe
31. A female patient, age 40, returns for periodontal maintenance therapy every 3 months for 1 year after nonsurgical periodontal treatment for stage II/Grade a periodontitis. The inflammation has been resolved, and periodontal probing depths have decreased from 5 or 6 mm to 4mm or less in most treated areas, with the exception of the distal surface of tooth #15, where the probing depth has increased from 4 to 6mm. Radiographs reveal no change on tooth # 15 distal. All the following explain this finding except:
•A. Continuing clinical attachment loss
•B. Error in periodontal probing technique
•C. Calculus deposits affecting accuracy of initial reading
•D. Inaccessibility and poor visibility in pocket areas
•E. Increased inflammation of the gingival tissues
32. Which of the following materials could be used in curettes for maintaining dental implants? Select all that apply.
•A. Stainless steel
•B. Carbon steel
•C. Plastic resin
•D. Titanium
33. Which of the following findings would indicate a failed dental implant?
•A. Peri-implant inflammation
•B. Bleeding on provocation
•C. Alveolar bone loss
•D. Loosening of the prosthetic crown
•E. Mobility
34. How is clinical attachement loss measured with a periodontal probe?
•A. From the margin of the gingiva to the epithelial attachment
•B. From the cemento-enamel junction to the base of the pocket
•C. From the margin of the gingiva to the cemento-enamel junction
•D. From the cemento-enamel junction to the margin of the bone
35. In which area of the mouth would the width of the attached gingiva be expected to be the narrowest?
•A. Mandibular anterior area
•B. Mandibular premolar areas
•C. Maxillary molar areas
•D. Lingual of the maxillary teeth
36. Where is the lamina propia located in the periodontium?
•A. In the periodontal ligament
•B. In the alveolar bone
•C. At the cemento-enamel junction
•D. In the gingival mucosa
37. Which of the following changes would result in pocket reduction after periodontal debridement in an edematous pocket? Select all that apply.
•A. Reattachment
•B. New attachment
•C. Longer junctional epithelium
•D. Downward growth of the junctional epithelium
38. Occlusal trauma can result in all the following except:
•A. Periodontal pockets
•B. Attrition of the tooth
•C. Temporomandibular joint discomfort
•D. fractures teeth and restorations
39. Restorative margins placed within the supracrestal connective tissue attachment are associated with which of the following?
•A. Primary occlusal trauma
•B. Secondary occlusal trauma
•C. Passive erupction
D. Inflammation and/or loss of periodontal supporting tissues
40. When applying the new 2017 world workshop on the classification of periodontal and Peri-implant diseases and conditions, what is the first step in classifying the patient?
•A. Determine the complexity of the periodontal patient
•B. Determine the clinical attachment loss (CAL)
•C. Assess the patient´s smoking status
•D. Assess the patient´s HbA 1c level
41. Gingival recession only occurs during orthodontic therapy. The durection of tooth movement and bucco-lingual thickness of the gingiva play a critical role in the alteration of the gingival tissues.
A. Both statements are TRUE
B. Both statements are FALSE
C. The first statement is TRUE; the second statement is FALSE
D. The first statement is FALSE: the second statement is TRUE
42. All the following increase the risk of plaque retention except one. Which one is the exception?
•A. Tooth positioning such as cross-bite and crowding
•B. Supra-gingival placed crown margins
•C. Developmental grooves
•D. Enamel pearls
43. Which area presents the most challenging to perform a through scaling and root planning on?
•A. Proximal surfaces of the maxillary anterior teeth
•B. Trifurcaitions of maxillary molars
•C. Distal of second mandibular molars
•D. Mesial surface of maxillary premolar
44. Which type of microorganism is most prevalent in older (day 14-21) plaque biofilm?
•A. Cocci
•B. Filamentous and slender rods
•C. Fusobacteria
•D. Vibrios and spirochetes
45. Which of the following are signs and symptoms of an endo-periodontal lesion? Select all that apply.
•A. Deep periodontal pocket extending to the root apex
•B. Radiographic bone loss in the apical or furcation region
•C. Negative or altered pulp vitality test
D. Purulent exudate/suppuration
46. According to the newest american heart association and the american college of cardiology high blood pressure guidelines, what category of blood pressure does this patient have?
•A. Normal
•B. Elevated
•C. Stage 1
•D. Stage 2
•E. Hypertensive crisis
47. Which of the following would be the best asa category to assign this patient?
•A. ASA I
B. ASA II
•C. ASA III
•D. ASA IV
48. Which of the following is the best reason for selecting this asa category?
•A. The patient´s uncontrolled hypertension and diabetes
•B. The patient´s uncontrolled diabetes and weight
•C. The patient´s history of osteoarthitis and number of missing teeth
•D. The number of missing teeth and uncontrolled hypertension
49. Using the 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions, which is the best stage classification for this patient?
•A. Stage I
B. Stage II
C. Stage III
D. Stage IV
50. Using the 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions which is the best grade classification for this patient?
•A. Grade A
B. Grade B
c. Grade C
d. Undertermined
51. Which of the following is a grade modifier risk factor associated with this case? Select all that apply.
•A. Smoking status
•B. History of smoking status
•C. Elevated (>7.0%) HbA 1c level
•D. Poor plaque control
52. What is the most likely reason why #2 and #20 are hypererupted?
•A. Both have no opposing teeth
•B. Both have periapical lesions
•C. Both have residual calculus
•D. Both have unmet restorative needs
53. Which tooth shows radiographic evidence of vertical bone loss?
•A. #5M
•B. #11D
•C. # 18D
•D. #28M
54. According to the newest American heart association and the american college of cardiology high blood pressure guidelines, what category of blood pressure does this patient have?
•A. Normal
•B. Elevated
•C. Stage 1
•D. Stage 2
55. Which of the following would be the best asa category to assign this patient?
•A. ASA I
•B. ASA II
•C. ASA III
•D. ASA IV
56. Which of the following is the best reason for selecting this asa category?
•A. The patient´s well-controlled hypertension
•B. The patient´s uncontrolled hypertension
•C. The patient´s history of pneumonia
•D. The patient´s history of smoking
57. Using the 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions, which is the best stage classification for this patient?
•A. Stage I
•B. Stage II
•C. Stage III
•D. Stage IV
58. Using the 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions, which is the best grade classification for this patient?
•A. Grade A
•B. Grade B
•C. Grade C
•D. Undertermined
59. There appears to be an iatrogenic risk factor (amalgam overhang) on which tooth?
•A. Tooth #4
•B. Tooth #12
•C. Tooth #18
•D. Tooth #28
60. What pattern of bone loss does this patient primarily exhibit?
•A. Vertical
•B. Vertical and horizontal
•C. Horizontal
•D. Molar/incisor
61. According to the newest american heart association and the american college of cardiology high blood pressure guidelines, what category of blood pressure does this patient have?
•A. Normal
•B. Elevated
•C. Stage 1
•D. Stage 2
62. Which of the following would be the best asa category to assign this patient?
•A. ASA I
•B. ASA II
•C. ASA III
•D. ASA IV
63. Using the 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions, which is the best stage for this patient?
•A. Stage I
•B. Stage II
•C. Stage III
•D. Stage IV
64. Which of the following are reasons for selecting the stage category except one. Which one is the excpetion?
•A. Less than 20 opposing pairs of teeth
•B. Radiographic bone loss between 15%-33%
•C. Drifting of multiple teeth
•D. Greater than five teeth lost due to periodintitis
65. Using the 2017 world workshop on the classification of periodontal and peri-implant diseases and conditions, which is the best grade classification for this patient?
•A. Grade A
•B. Grade B
•C. Grade C
•D. Undetermined
