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) A young adult with orthodontic treatment has gingival enlargement. What is the first step? Gingivectomy SRP and re-evaluation Observation Antibiotics Scaling and root planning (SRP) with re-evaluation is the first step. 2 / 50 Category: Periodontics 2) Where should the vertical incision be placed for perio surgery on #11? Distal to #13 Distal to #12 Mesial to #12 Mesial to #13 The vertical incision should be placed mesial to #13 for access to #11. 3 / 50 Category: Periodontics 3) A picture shows bone resorption due to overhanging restorations. What is the etiological factor? Systemic disease Plaque Trauma Poor oral hygiene Plaque accumulation due to overhangs causes bone resorption. 4 / 50 Category: Periodontics 4) A patient has recession on the MB cusp of an upper first molar with a deep pocket. What is the management? Extraction Root amputation Hemisection GTR Root amputation is used to manage deep pockets in multi-rooted teeth. 5 / 50 Category: Periodontics 5) A patient has pain and grade 1 mobility after a mesial restoration. Radiographs show funneling in the PDL. What is the diagnosis? Acute trauma Secondary occlusal trauma Chronic trauma Primary occlusal trauma Primary occlusal trauma is caused by excessive forces on a healthy periodontium. 6 / 50 Category: Periodontics 6) What is the angle of the blade in a cutting instrument (4-number formula)? 4 3 5 6 The angle of the blade in a 4-number formula is typically 4. 7 / 50 Category: Periodontics 7) 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. 8 / 50 Category: Periodontics 8) A patient has bleeding after laser gingivectomy. What is the cause? Violation of biological width Allergic reaction Poor technique Infection Violation of biological width can cause post-operative bleeding. 9 / 50 Category: Periodontics 9) A patient with TB needs priority treatment. What is the first step? Hand scaling and root planning Antibiotics Ultrasonic scaling Observation Hand scaling and root planning are the first steps in managing periodontal disease. 10 / 50 Category: Periodontics 10) A patient needs perio surgery on #36 with distal bone resorption. What incision is used? Submarginal Vertical Intrasulcular Semilunar Intrasulcular incisions are used for access during periodontal surgery. 11 / 50 Category: Periodontics 11) What are the periodontal effects of smoking? No effect Decreased gingival inflammation and BOP Increased BOP Increased gingival inflammation and decreased BOP Smoking increases gingival inflammation but decreases bleeding on probing (BOP). 12 / 50 Category: Periodontics 12) A patient has a fever and inflamed gingiva 2 days after scaling. What is the management? Scaling Systemic ABX + scaling Local ABX + scaling Observation Systemic antibiotics and scaling are needed to manage post-scaling infections. 13 / 50 Category: Periodontics 13) A diabetic patient has gingival swelling apical to #46 and a buccal pocket. What is the diagnosis? Gingival abscess Osteomyelitis Peri-implantitis Periodontal abscess A periodontal abscess is likely in the presence of a buccal pocket. 14 / 50 Category: Periodontics 14) A patient has discomfort around an implant with excellent oral hygiene. What is the cause? Poor implant placement Peri-implantitis Overloading Insufficient keratinized tissue Insufficient keratinized tissue can cause discomfort around implants. 15 / 50 Category: Periodontics 15) A 42-year-old patient has sudden mobility of upper central incisors with erythematous gingival margins. What is the diagnosis? Periodontitis Necrotizing gingivitis Pathological migration Gingivitis Pathological migration is the likely cause of sudden tooth mobility. 16 / 50 Category: Periodontics 16) What is another name for the clear gingival sulcus? Mucogingival junction Interdental papilla Gingival crevice Gingival margin The gingival crevice is another term for the gingival sulcus. 17 / 50 Category: Periodontics 17) A healthy smoker with deep pockets needs topical antibiotics. Which antibiotic is best? Doxycycline gel Minocycline gel Metronidazole gel Tetracycline fibers Doxycycline gel is effective for treating deep periodontal pockets. 18 / 50 Category: Periodontics 18) What is the treatment sequence for a tooth needing endo, ortho extrusion, and a crown? Crown, endo, ortho extrusion Endo, ortho extrusion, crown Endo, crown, ortho extrusion Ortho extrusion, endo, crown The sequence is endo, ortho extrusion, and then crown placement. 19 / 50 Category: Periodontics 19) 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 Phase I and II Change treatment plan Phase I treatment and deferring further treatment until diabetes is controlled is essential. 20 / 50 Category: Periodontics 20) A patient has a deep distal pocket in #35 and is referred for surgery on #36. What is the procedure? Flap surgery Root amputation Guided bone regeneration Guided tissue regeneration Guided tissue regeneration (GTR) is used to treat deep pockets. 21 / 50 Category: Periodontics 21) 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 attachment Insufficient ferrule Insufficient supracrestal attachment and sufficient ferrule Sufficient ferrule and supracrestal attachment The measurements indicate sufficient ferrule and supracrestal attachment. 22 / 50 Category: Periodontics 22) A patient has hypersensitivity and localized ulcers after scaling. What is the management? Localized antibiotics Redo scaling Desensitizing agent Topical steroid Topical steroids reduce inflammation and ulcer symptoms. 23 / 50 Category: Periodontics 23) A patient is unhappy with their smile, has a short clinical crown, and a 12 mm sulcus depth. What is the treatment? Ortho extrusion Gingivectomy Crown lengthening Scaling Crown lengthening is the best option for improving the appearance of short crowns. 24 / 50 Category: Periodontics 24) A patient has 1 mm recession and sensitivity. What is the first action? Root planning Observation Prescribe anti-sensitivity agent Scaling Anti-sensitivity agents are the first step in managing sensitivity. 25 / 50 Category: Periodontics 25) 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. 26 / 50 Category: Periodontics 26) A patient has grade II furcation involvement and generalized horizontal bone loss. What is the treatment? Resection Extraction GTR Plasty Guided tissue regeneration (GTR) is used to treat furcation involvement. 27 / 50 Category: Periodontics 27) A patient has foul odor during final exams. What is the first step? Superficial scaling Remove pseudomembrane Antibiotics Measure probing depth Removing the pseudomembrane is the first step in managing necrotizing gingivitis. 28 / 50 Category: Periodontics 28) How deep can toothbrush bristles penetrate the sulcus? 1 - 2 mm 3 - 4 mm 2 - 3 mm 0.5 - 1 mm Toothbrush bristles can penetrate 0.5 - 1 mm into the sulcus. 29 / 50 Category: Periodontics 29) A picture of a curette is shown without labeling. Which specific area is used for scaling? Distal post Mesial post Facial Lingual The mesial post area of the curette is used for scaling mesial surfaces. 30 / 50 Category: Periodontics 30) A patient has a short clinical crown with 2 mm between the CEJ and the bone crest. What is the treatment? Gingivectomy Ortho extrusion Scaling Crown lengthening Gingivectomy is used to address excess gingival tissue. 31 / 50 Category: Periodontics 31) What is the procedure shown in the image? Guided bone regeneration Root amputation Guided tissue regeneration Flap surgery Guided bone regeneration (GBR) is the procedure shown. 32 / 50 Category: Periodontics 32) A patient on cyclosporine has malaligned teeth, bad breath, and CAL of 5-6 mm. What should be treated first? Malaligned teeth Gingival enlargement Oral hygiene Bad breath Gingival enlargement should be addressed first to improve overall oral health. 33 / 50 Category: Periodontics 33) What is the distance between calculus and bone? 4.97 mm 3.97 mm 1.97 mm 2.97 mm The distance between calculus and bone is typically 1.97 mm. 34 / 50 Category: Periodontics 34) What is the best method to diagnose plaque? Radiograph Swab with cotton roll Disclosing agent Probing Disclosing agents visually highlight plaque accumulation. 35 / 50 Category: Periodontics 35) A 66-year-old patient has a necrotic #12 with bone loss to the mid-root. What is the cause? Caries Dens invaginatus Trauma Periodontal defect A periodontal defect is the likely cause of bone loss and necrosis. 36 / 50 Category: Periodontics 36) A patient has a 5 mm probing depth on a lower canine, no inflammation, and 4 mm attached gingiva. What is the diagnosis? Periodontitis Gingival overgrowth (fibrotic) Healthy periodontium Deficient attached gingiva Gingival overgrowth (fibrotic type) is likely in the absence of inflammation. 37 / 50 Category: Periodontics 37) A radiograph shows vertical bone loss mesial to a premolar and a graft above the ridge. What is the procedure? Flap surgery Guided bone regeneration Guided tissue regeneration Root amputation Guided bone regeneration (GBR) is used to treat vertical bone loss. 38 / 50 Category: Periodontics 38) A patient had orthodontic treatment removed due to inflamed gingiva and no bone loss. What is the treatment? Root planning Antibiotics Scaling and gingivectomy Observation Scaling and gingivectomy are used to manage inflamed gingiva post-orthodontics. 39 / 50 Category: Periodontics 39) A patient with stage II periodontitis has root sensitivity after scaling. What should they expect? Root caries Tooth mobility Gingival recession Root sensitivity Root sensitivity is common after scaling and root planning. 40 / 50 Category: Periodontics 40) A patient has a short clinical crown with gingivitis and is unhappy with their appearance. What is the management? Gingivoplasty + lengthening Crown lengthening Gingivectomy Scaling and follow-up Crown lengthening improves the appearance of short clinical crowns. 41 / 50 Category: Periodontics 41) A patient has multiple deep pockets after perio treatment. What is the goal of periodontal surgery? Root coverage Gingivectomy Pocket reduction Bone grafting Pocket reduction is the primary goal of periodontal surgery. 42 / 50 Category: Periodontics 42) A radiograph shows supragingival calculus. What instrument is used for scaling? Chisel Scaler Hoe Curette Scalers are used to remove supragingival calculus. 43 / 50 Category: Periodontics 43) A patient wants to replace #21 with an implant but has poor oral hygiene and caries on #22. What is the first step? Scaling and root planning Restore #22 Do the lower RPD Do the implant Scaling and root planning are the first steps to improve oral hygiene. 44 / 50 Category: Periodontics 44) A patient has 2 mm between the CEJ and bone. What does this indicate? Periodontitis Normal alveolar bone level Gingivitis Reduced alveolar bone level 2 mm between the CEJ and bone is considered normal. 45 / 50 Category: Periodontics 45) A case with 0.5 mm ferrule, 5 mm remaining GP, and 2/3 post length. The crown fractured. What is the cause? Insufficient GP Insufficient ferrule effect Insufficient post length Poor cementation Insufficient ferrule effect is a common cause of crown fracture. 46 / 50 Category: Periodontics 46) A patient has swelling after eating fish post-scaling. What is the diagnosis? Osteomyelitis Gingival abscess Periodontal abscess Peri-implantitis A gingival abscess is likely after trauma or food impaction. 47 / 50 Category: Periodontics 47) What is the position of the shank during scaling? 45 degrees 75 degrees Parallel to long axis Parallel to the surface being treated The shank should be parallel to the surface being treated during scaling. 48 / 50 Category: Periodontics 48) What is the position of the shank during scaling? Parallel to long axis Perpendicular to long axis 45 degrees 75 degrees The shank should be parallel to the long axis of the tooth during scaling. 49 / 50 Category: Periodontics 49) What indicates periodontal disease progression? Bleeding on probing Tooth mobility Gingival recession Increased CAL or deeper pockets Increased clinical attachment loss (CAL) or deeper pockets indicate disease progression. 50 / 50 Category: Periodontics 50) A smoker has a lesion that disappears when stretched. What is the management? Smoking cessation Biopsy Antibiotics Follow-up Follow-up is necessary to monitor the lesion. Your score is The average score is 0% 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