Periodontics Periodontics SDLE MCQ | Part 3 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 0% 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Periodontics Periodontics SDLE MCQ | Part 3 DentQuiz SDLE Mock Exam Instruction To mark a question and come back to it later, click the Bookmark icon. For the best experience, use a computer and switch to full screen button (from the top left corner). You can review and change your answers before clicking Next. Explanations will appear after each question to help you understand the correct answer. Your results will be shown right after you finish the exam. This is a fresh attempt — previous answers or bookmarks won't be saved. The source of the questions and answers is recent Rafee’ Al-Maqam files. Special thanks to رفيع المقام. Answers are based on colleagues best efforts and may not be 100% accurate. If you believe an answer is incorrect, please click the Report button to let us know. Please fill in your details to continue NameEmailPhone Number 1 / 50 Category: Periodontics 1) What is the procedure shown in the image? Guided bone regeneration Guided tissue regeneration Root amputation Flap surgery Guided bone regeneration (GBR) is the procedure shown. 2 / 50 Category: Periodontics 2) A patient has a 5 mm probing depth on a lower canine, no inflammation, and 4 mm attached gingiva. What is the diagnosis? Deficient attached gingiva Healthy periodontium Periodontitis Gingival overgrowth (fibrotic) Gingival overgrowth (fibrotic type) is likely in the absence of inflammation. 3 / 50 Category: Periodontics 3) A patient had orthodontic treatment removed due to inflamed gingiva and no bone loss. What is the treatment? Root planning Observation Antibiotics Scaling and gingivectomy Scaling and gingivectomy are used to manage inflamed gingiva post-orthodontics. 4 / 50 Category: Periodontics 4) A patient has bleeding during brushing and probing. What stage of inflammation is this? Neutrophil Plasma cell Leukocyte T Leukocyte B Leukocyte T stage is associated with bleeding during probing. 5 / 50 Category: Periodontics 5) What is the position of the shank during scaling? Perpendicular to long axis 45 degrees 75 degrees Parallel to long axis The shank should be parallel to the long axis of the tooth during scaling. 6 / 50 Category: Periodontics 6) A patient with stage II periodontitis has root sensitivity after scaling. What should they expect? Root sensitivity Gingival recession Tooth mobility Root caries Root sensitivity is common after scaling and root planning. 7 / 50 Category: Periodontics 7) A patient has hypersensitivity and localized ulcers after scaling. What is the management? Localized antibiotics Topical steroid Desensitizing agent Redo scaling Topical steroids reduce inflammation and ulcer symptoms. 8 / 50 Category: Periodontics 8) What is the distance between calculus and bone? 4.97 mm 2.97 mm 3.97 mm 1.97 mm The distance between calculus and bone is typically 1.97 mm. 9 / 50 Category: Periodontics 9) What is the treatment sequence for a tooth needing endo, ortho extrusion, and a crown? Endo, crown, ortho extrusion Ortho extrusion, endo, crown Endo, ortho extrusion, crown Crown, endo, ortho extrusion The sequence is endo, ortho extrusion, and then crown placement. 10 / 50 Category: Periodontics 10) A diabetic patient has gingival swelling apical to #46 and a buccal pocket. What is the diagnosis? Periodontal abscess Osteomyelitis Peri-implantitis Gingival abscess A periodontal abscess is likely in the presence of a buccal pocket. 11 / 50 Category: Periodontics 11) A patient has grade II furcation involvement and generalized horizontal bone loss. What is the treatment? GTR Extraction Plasty Resection Guided tissue regeneration (GTR) is used to treat furcation involvement. 12 / 50 Category: Periodontics 12) What is the position of the shank during scaling? 75 degrees Parallel to the surface being treated Parallel to long axis 45 degrees The shank should be parallel to the surface being treated during scaling. 13 / 50 Category: Periodontics 13) A patient has foul odor during final exams. What is the first step? Superficial scaling Measure probing depth Antibiotics Remove pseudomembrane Removing the pseudomembrane is the first step in managing necrotizing gingivitis. 14 / 50 Category: Periodontics 14) A patient has multiple deep pockets after perio treatment. What is the goal of periodontal surgery? Gingivectomy Bone grafting Pocket reduction Root coverage Pocket reduction is the primary goal of periodontal surgery. 15 / 50 Category: Periodontics 15) A patient has 5 mm from the gingival margin to the bone crest, 2 mm from the restoration margin to the bone crest, and 2 mm of tooth structure above the margin. What does this indicate? Insufficient ferrule Insufficient attachment Insufficient supracrestal attachment and sufficient ferrule Sufficient ferrule and supracrestal attachment The measurements indicate sufficient ferrule and supracrestal attachment. 16 / 50 Category: Periodontics 16) What is the angle of the blade in a cutting instrument (4-number formula)? 5 4 6 3 The angle of the blade in a 4-number formula is typically 4. 17 / 50 Category: Periodontics 17) A picture of a curette is shown without labeling. Which specific area is used for scaling? Lingual Facial Mesial post Distal post The mesial post area of the curette is used for scaling mesial surfaces. 18 / 50 Category: Periodontics 18) A diabetic patient with HbA1c of 8, 9, and 11 needs implants and bone grafts. What is the treatment plan? Phase I treatment and defer Keep treatment as is Change treatment plan Phase I and II Phase I treatment and deferring further treatment until diabetes is controlled is essential. 19 / 50 Category: Periodontics 19) What is another name for the clear gingival sulcus? Interdental papilla Gingival margin Mucogingival junction Gingival crevice The gingival crevice is another term for the gingival sulcus. 20 / 50 Category: Periodontics 20) What are the periodontal effects of smoking? Decreased gingival inflammation and BOP No effect Increased BOP Increased gingival inflammation and decreased BOP Smoking increases gingival inflammation but decreases bleeding on probing (BOP). 21 / 50 Category: Periodontics 21) A patient has swelling after eating fish post-scaling. What is the diagnosis? Periodontal abscess Osteomyelitis Gingival abscess Peri-implantitis A gingival abscess is likely after trauma or food impaction. 22 / 50 Category: Periodontics 22) A patient with TB needs priority treatment. What is the first step? Ultrasonic scaling Antibiotics Hand scaling and root planning Observation Hand scaling and root planning are the first steps in managing periodontal disease. 23 / 50 Category: Periodontics 23) Where should the vertical incision be placed for perio surgery on #11? Mesial to #13 Distal to #13 Mesial to #12 Distal to #12 The vertical incision should be placed mesial to #13 for access to #11. 24 / 50 Category: Periodontics 24) A patient on cyclosporine has malaligned teeth, bad breath, and CAL of 5-6 mm. What should be treated first? Malaligned teeth Bad breath Oral hygiene Gingival enlargement Gingival enlargement should be addressed first to improve overall oral health. 25 / 50 Category: Periodontics 25) A patient has bleeding after laser gingivectomy. What is the cause? Violation of biological width Poor technique Infection Allergic reaction Violation of biological width can cause post-operative bleeding. 26 / 50 Category: Periodontics 26) A 66-year-old patient has a necrotic #12 with bone loss to the mid-root. What is the cause? Caries Periodontal defect Dens invaginatus Trauma A periodontal defect is the likely cause of bone loss and necrosis. 27 / 50 Category: Periodontics 27) A patient has discomfort around an implant with excellent oral hygiene. What is the cause? Overloading Peri-implantitis Insufficient keratinized tissue Poor implant placement Insufficient keratinized tissue can cause discomfort around implants. 28 / 50 Category: Periodontics 28) A picture shows bone resorption due to overhanging restorations. What is the etiological factor? Poor oral hygiene Systemic disease Trauma Plaque Plaque accumulation due to overhangs causes bone resorption. 29 / 50 Category: Periodontics 29) A patient wants to replace #21 with an implant but has poor oral hygiene and caries on #22. What is the first step? Restore #22 Do the lower RPD Scaling and root planning Do the implant Scaling and root planning are the first steps to improve oral hygiene. 30 / 50 Category: Periodontics 30) A patient has 1 mm recession and sensitivity. What is the first action? Observation Scaling Root planning Prescribe anti-sensitivity agent Anti-sensitivity agents are the first step in managing sensitivity. 31 / 50 Category: Periodontics 31) How deep can toothbrush bristles penetrate the sulcus? 0.5 - 1 mm 2 - 3 mm 1 - 2 mm 3 - 4 mm Toothbrush bristles can penetrate 0.5 - 1 mm into the sulcus. 32 / 50 Category: Periodontics 32) A young adult with orthodontic treatment has gingival enlargement. What is the first step? Gingivectomy Observation SRP and re-evaluation Antibiotics Scaling and root planning (SRP) with re-evaluation is the first step. 33 / 50 Category: Periodontics 33) What is the best method to diagnose plaque? Radiograph Swab with cotton roll Disclosing agent Probing Disclosing agents visually highlight plaque accumulation. 34 / 50 Category: Periodontics 34) A patient has a deep distal pocket in #35 and is referred for surgery on #36. What is the procedure? Flap surgery Guided bone regeneration Guided tissue regeneration Root amputation Guided tissue regeneration (GTR) is used to treat deep pockets. 35 / 50 Category: Periodontics 35) A 42-year-old patient has sudden mobility of upper central incisors with erythematous gingival margins. What is the diagnosis? Pathological migration Gingivitis Necrotizing gingivitis Periodontitis Pathological migration is the likely cause of sudden tooth mobility. 36 / 50 Category: Periodontics 36) A radiograph shows supragingival calculus. What instrument is used for scaling? Hoe Scaler Curette Chisel Scalers are used to remove supragingival calculus. 37 / 50 Category: Periodontics 37) A smoker has a lesion that disappears when stretched. What is the management? Antibiotics Follow-up Smoking cessation Biopsy Follow-up is necessary to monitor the lesion. 38 / 50 Category: Periodontics 38) A case with 0.5 mm ferrule, 5 mm remaining GP, and 2/3 post length. The crown fractured. What is the cause? Insufficient post length Insufficient GP Poor cementation Insufficient ferrule effect Insufficient ferrule effect is a common cause of crown fracture. 39 / 50 Category: Periodontics 39) A patient has a short clinical crown with gingivitis and is unhappy with their appearance. What is the management? Scaling and follow-up Gingivoplasty + lengthening Crown lengthening Gingivectomy Crown lengthening improves the appearance of short clinical crowns. 40 / 50 Category: Periodontics 40) A patient has pain and grade 1 mobility after a mesial restoration. Radiographs show funneling in the PDL. What is the diagnosis? Primary occlusal trauma Acute trauma Secondary occlusal trauma Chronic trauma Primary occlusal trauma is caused by excessive forces on a healthy periodontium. 41 / 50 Category: Periodontics 41) A patient wants crowns but has bleeding and pocket depths of 2-3 mm. What is the appropriate action? Polishing and prep SRP every 4 weeks SRP and polishing Observation Scaling and root planning (SRP) with polishing is necessary before crowns. 42 / 50 Category: Periodontics 42) A patient needs perio surgery on #36 with distal bone resorption. What incision is used? Intrasulcular Submarginal Vertical Semilunar Intrasulcular incisions are used for access during periodontal surgery. 43 / 50 Category: Periodontics 43) A healthy smoker with deep pockets needs topical antibiotics. Which antibiotic is best? Doxycycline gel Metronidazole gel Minocycline gel Tetracycline fibers Doxycycline gel is effective for treating deep periodontal pockets. 44 / 50 Category: Periodontics 44) A patient is unhappy with their smile, has a short clinical crown, and a 12 mm sulcus depth. What is the treatment? Gingivectomy Crown lengthening Ortho extrusion Scaling Crown lengthening is the best option for improving the appearance of short crowns. 45 / 50 Category: Periodontics 45) A patient has 2 mm between the CEJ and bone. What does this indicate? Gingivitis Periodontitis Normal alveolar bone level Reduced alveolar bone level 2 mm between the CEJ and bone is considered normal. 46 / 50 Category: Periodontics 46) What indicates periodontal disease progression? Gingival recession Tooth mobility Bleeding on probing Increased CAL or deeper pockets Increased clinical attachment loss (CAL) or deeper pockets indicate disease progression. 47 / 50 Category: Periodontics 47) A radiograph shows vertical bone loss mesial to a premolar and a graft above the ridge. What is the procedure? Guided bone regeneration Guided tissue regeneration Flap surgery Root amputation Guided bone regeneration (GBR) is used to treat vertical bone loss. 48 / 50 Category: Periodontics 48) A patient has a short clinical crown with 2 mm between the CEJ and the bone crest. What is the treatment? Crown lengthening Scaling Ortho extrusion Gingivectomy Gingivectomy is used to address excess gingival tissue. 49 / 50 Category: Periodontics 49) A patient has a fever and inflamed gingiva 2 days after scaling. What is the management? Observation Local ABX + scaling Scaling Systemic ABX + scaling Systemic antibiotics and scaling are needed to manage post-scaling infections. 50 / 50 Category: Periodontics 50) A patient has recession on the MB cusp of an upper first molar with a deep pocket. What is the management? Root amputation Hemisection GTR Extraction Root amputation is used to manage deep pockets in multi-rooted teeth. Your score is The average score is 69% Facebook Twitter 0% Restart quiz Please rate this exam and leave a comment with any notes or suggestions. Anonymous feedback Thank you for your feedback Send feedback