Periodontics Periodontics SDLE MCQ | Part 4 Facebook X LinkedIn Messenger Messenger WhatsApp Telegram Print Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 0% 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556 Periodontics Periodontics SDLE MCQ | Part 4 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 / 56 Category: Periodontics 1) A male patient has generalized recession and reduced interdental papilla height. What is the treatment? Pocket reduction surgery Gingivectomy Aesthetic surgery Observation Aesthetic surgery is used to address recession and improve papilla height. 2 / 56 Category: Periodontics 2) A slightly supra-erupted #16 needs a lower crown. What is the treatment? Extraction No treatment Ortho extrusion Enameloplasty Enameloplasty is used to adjust the occlusal surface. 3 / 56 Category: Periodontics 3) A bitewing shows 2 mm from the CEJ to the bone crest. What does this mean? Normal Gingivitis Periodontitis Reduced bone level 2 mm from the CEJ to the bone crest is considered normal. 4 / 56 Category: Periodontics 4) A patient has generalized inflamed gingiva and a 5 mm pocket around an implant. What is the management? Topical antibiotic on implant pocket and CHX mouthwash Scaling and root planning, OHI Observation Extraction Topical antibiotics and CHX mouthwash are used to manage peri-implant inflammation. 5 / 56 Category: Periodontics 5) What instrument is used to measure gingival thickness? Castroviejo caliper Explorer Perio probe Scalpel The Castroviejo caliper is used to measure gingival thickness. 6 / 56 Category: Periodontics 6) A patient has isolated recession in lower incisors and a high frenum. What is the treatment? Connective tissue graft and frenectomy Observation Gingivectomy Free gingival graft and frenectomy Connective tissue graft with frenectomy is used to treat recession and high frenum. 7 / 56 Category: Periodontics 7) A diabetic patient has calculus, severe bleeding, and deep pockets. What is the management? Augmentin Doxycycline + Amoxicillin Mechanical cleaning + CHX gel CHX mouthwash Mechanical cleaning with CHX gel is the first step in managing diabetic periodontitis. 8 / 56 Category: Periodontics 8) What is the relationship between stress and periodontal disease? No relationship Stress leads to poor oral hygiene Psych patients are more prone to periodontitis Stress increases inflammation Stress can lead to poor oral hygiene, increasing the risk of periodontal disease. 9 / 56 Category: Periodontics 9) Which bacteria are causative agents of gingivitis? S. mutans Fusobacterium T. denticola P. gingivalis Fusobacterium is a primary causative agent of gingivitis. 10 / 56 Category: Periodontics 10) A patient has pain and bone loss near upper #16 with an overhang restoration, 5 mm PD, and uncontrolled diabetes. What is the cause of bone resorption? Overhanging restoration Periodontitis Diabetes Trauma Overhanging restorations cause plaque accumulation, leading to bone resorption. 11 / 56 Category: Periodontics 11) A patient on Dilantin has gingival enlargement and heavy plaque. What is the initial management? Consult physician to change medication Gingivectomy Scaling Antibiotics Consulting the physician to change medication is the first step. 12 / 56 Category: Periodontics 12) A picture shows a lower incisor with recession. What is the treatment? Flap surgery Gingivectomy Root coverage Observation Root coverage is used to treat recession. 13 / 56 Category: Periodontics 13) Why are overhangs removed in restorations? To prevent plaque accumulation and periodontal disease To prevent caries To improve aesthetics To reduce sensitivity Overhangs are removed to prevent plaque accumulation, which can lead to periodontal disease. 14 / 56 Category: Periodontics 14) What is the minimum distance between the restoration margin and the bone crest? 7-8 mm 1-2 mm 3-4 mm 5-6 mm The minimum distance is 1-2 mm to maintain biological width. 15 / 56 Category: Periodontics 15) A tooth has 5 mm probing depth and 2 mm recession. What is the CAL? 5 mm 7 mm 2 mm 3 mm Clinical attachment loss (CAL) is the sum of probing depth and recession (5 + 2 = 7 mm). 16 / 56 Category: Periodontics 16) A patient has 5 mm recession and non-keratinized tissue. What is the treatment? Gingivectomy Root coverage Flap surgery Observation Root coverage is used to treat recession and improve aesthetics. 17 / 56 Category: Periodontics 17) A tooth has a 7 mm pocket depth with the junctional epithelium at the CEJ. What type of pocket is this? True pocket Pseudo pocket Combined pocket Gingival pocket A pseudo pocket occurs when the junctional epithelium is at the CEJ. 18 / 56 Category: Periodontics 18) How is gingival suppuration determined? Probing Radiograph Visual inspection Place finger on apical margin and push coronally Pushing coronally on the apical margin helps determine suppuration. 19 / 56 Category: Periodontics 19) What is important when deciding on root amputation/resection? Amount of keratinized tissue Gingival phenotype Root anatomy Bone density The amount of keratinized tissue is critical for successful root amputation. 20 / 56 Category: Periodontics 20) What happens to the interdental papilla when teeth are moved apart by orthodontics? Splits and forms deep pockets Disappears Adapts to the bone Becomes fibrous The interdental papilla adapts to the bone when teeth are moved apart. 21 / 56 Category: Periodontics 21) A lower molar has grade III furcation involvement. What is the best way to preserve the tooth? Root amputation Odontoplasty Tunneling Hemisection Hemisection is used to preserve teeth with grade III furcation involvement. 22 / 56 Category: Periodontics 22) A patient has recession and metal appearance after 6 years of anterior crowns. What is the cause? Poor fit Biological width violation Hard brushing Excess cement Hard brushing can cause recession and expose metal margins. 23 / 56 Category: Periodontics 23) Why are overhangs removed in restorations? Improve aesthetics Allow calculus accumulation Allow gram-positive bacteria growth Prevent gram-negative bacteria growth Overhangs are removed to prevent plaque accumulation and gram-negative bacteria growth. 24 / 56 Category: Periodontics 24) What is the primary mediator of gingival inflammation? Histamine Leukotrienes Prostaglandin Cytokines Prostaglandins are key mediators of inflammation in gingival tissues. 25 / 56 Category: Periodontics 25) What is the effect of placing an orthodontic band subgingivally? Tooth mobility Gingival enlargement Periodontitis Gingival recession Subgingival orthodontic bands can cause gingival recession. 26 / 56 Category: Periodontics 26) What happens to GCF during inflammation? No change Increases Decreases Disappears GCF increases during inflammation due to increased vascular permeability. 27 / 56 Category: Periodontics 27) What is the effect of periodontal treatment on a diabetic patient? Worsens diabetes No effect Decreases HbA1c Increases HbA1c Periodontal treatment can improve glycemic control in diabetic patients. 28 / 56 Category: Periodontics 28) A patient has recession and reduced interdental papilla. What is the management? Pocket reduction surgery Osseous surgery Observation Esthetic periodontal surgery Esthetic periodontal surgery improves the appearance of recession and papilla loss. 29 / 56 Category: Periodontics 29) A patient has gingival enlargement after orthodontic treatment. What is the treatment? Gingivectomy with internal bevel Antibiotics Gingivectomy with external bevel Scaling Gingivectomy with an external bevel is used to treat gingival enlargement. 30 / 56 Category: Periodontics 30) A diabetic patient lost all her mobile teeth. What is the cause? Caries Periodontitis Trauma Systemic disease Periodontitis is a common cause of tooth loss in diabetic patients. 31 / 56 Category: Periodontics 31) A 56-year-old patient with missing teeth and generalized horizontal bone loss needs implants. What is the treatment plan? Request periapical radiographs and proceed Request OPG and proceed Scaling, root planning, and re-evaluation Request CBCT and proceed Scaling, root planning, and re-evaluation are necessary before implants. 32 / 56 Category: Periodontics 32) A smoker has generalized pocket depths of 3-4 mm. What is the stage and grade? Stage II grade C Stage IV grade C Stage III grade C Stage I grade B Stage II grade C periodontitis is characterized by 3-4 mm pockets in smokers. 33 / 56 Category: Periodontics 33) A patient has an impacted #23. What is the expected gingival level after disimpaction? Same as #13 Recession Normal Overgrowth Recession is a common outcome after disimpaction of impacted canines. 34 / 56 Category: Periodontics 34) What is the position of the Gracey curette shank during scaling? Slightly tilted Perpendicular Lower shank parallel to long axis Lower shank parallel to surface The lower shank should be parallel to the long axis of the tooth. 35 / 56 Category: Periodontics 35) Which statement is less likely correct about smoking and periodontal disease? Smoking decreases inflammation Smokers have more red and orange complex bacteria Smoking causes imbalance between bacteria and host response Smokers have more plaque Smokers do not necessarily have more plaque, but they have altered bacterial flora. 36 / 56 Category: Periodontics 36) A patient has erythematous gingiva, bleeding on probing, and deep pockets (7-11 mm). What is the management? Extraction Antibiotics then scaling Scaling and root planning with antibiotics Observation Scaling and root planning with antibiotics are necessary for deep pockets. 37 / 56 Category: Periodontics 37) What is the main difference between necrotizing ulcerative gingivitis and desquamative gingivitis? Pain Foul odor Inflammation Bleeding Foul odor is a hallmark of necrotizing ulcerative gingivitis. 38 / 56 Category: Periodontics 38) What is the sequence after RCT for a tooth needing crown lengthening? Cast post/core, ortho extrusion, crown Ortho extrusion, post/core, crown Post/core, crown lengthening, crown Crown lengthening, post/core, crown The sequence is cast post/core, ortho extrusion, and then crown placement. 39 / 56 Category: Periodontics 39) A patient has class II furcation involvement with 4 mm depth and bleeding. What is the treatment? Refer to periodontist for flap surgery Root planning Furcation plasty Extraction Flap surgery is necessary for class II furcation involvement. 40 / 56 Category: Periodontics 40) An X-ray shows overhangs on restorations. What is the management to control inflammation? Antibiotics Scaling Observation Remove overhangs Removing overhangs prevents plaque accumulation and inflammation. 41 / 56 Category: Periodontics 41) A patient with good oral hygiene and whitening toothpaste complains of gingival bleeding. What is the diagnosis? Plaque-induced gingivitis Allergic reaction Lichen planus Plasma cell gingivitis Plasma cell gingivitis is often caused by an allergic reaction to toothpaste. 42 / 56 Category: Periodontics 42) How long does minocycline stay in the pocket? 30 days 2 days 7 days 14 days Minocycline remains in the pocket for approximately 14 days. 43 / 56 Category: Periodontics 43) When do the first signs of gingival inflammation appear? 1-3 days 15-21 days 7-14 days 22-28 days The first signs of gingival inflammation appear within 7-14 days. 44 / 56 Category: Periodontics 44) A patient has pain, fever, lymphadenopathy, and foul odor with normal bone levels. What is the diagnosis? Periodontitis NUG Gingivitis Peri-implantitis Necrotizing ulcerative gingivitis (NUG) presents with these symptoms. 45 / 56 Category: Periodontics 45) A patient has 2 mm recession and 5 mm pocket depth. What is the CAL? 5 mm 7 mm 2 mm 3 mm Clinical attachment loss (CAL) is the sum of recession and pocket depth (2 + 5 = 7 mm). 46 / 56 Category: Periodontics 46) A tooth has 1.5 mm mobility. What is the Miller classification? Class IV Class I Class III Class II Class II mobility involves 1-2 mm of horizontal displacement. 47 / 56 Category: Periodontics 47) A patient has a deep pocket and high fever after scaling. What is the management? Scaling and root planning with antibiotics Observation Extraction Antibiotics Scaling and root planning with antibiotics are necessary for deep pockets and fever. 48 / 56 Category: Periodontics 48) A patient has a diastema between central incisors with blanching of the interdental papilla. What is the management? Frenectomy Observation Gingivectomy Orthodontics Frenectomy is used to address diastemas caused by a high frenum. 49 / 56 Category: Periodontics 49) What type of curette has an offset angle? Chisel Universal Gracey Hoe Gracey curettes have an offset angle for specific surfaces. 50 / 56 Category: Periodontics 50) A patient has erythema, bleeding, and bad odor after new crowns. What is the cause? Biological width violation Poor fit Allergy Plasma cell gingivitis Violation of biological width can cause inflammation and bleeding. 51 / 56 Category: Periodontics 51) A patient has 2-3 mm bone loss under the CEJ in some areas. What does this indicate? Periodontitis Trauma Bone resorption Within normal limits 2-3 mm bone loss under the CEJ is considered within normal limits. 52 / 56 Category: Periodontics 52) What is the most common clinical picture of thin biotype? Gingival recession Fenestration and dehiscence McCall festoons Stillman clefts Fenestration and dehiscence are common in thin biotypes. 53 / 56 Category: Periodontics 53) A patient bites on an olive seed and feels pain. What is the cause? Periodontal abscess Chronic trauma from occlusion Acute trauma from occlusion Cracked tooth Acute trauma from occlusion causes sudden pain. 54 / 56 Category: Periodontics 54) How is gingival suppuration measured? Probing Radiograph Visual inspection Periopaper (blotter) Periopaper is used to measure gingival suppuration. 55 / 56 Category: Periodontics 55) Where is the vertical release incision placed during GTR on #11? Distal angle to #13 Distal angle to #12 Mesial angle to #13 Mesial angle to #12 The vertical release incision is placed distal to #13 for access to #11. 56 / 56 Category: Periodontics 56) A patient has class I furcation involvement with 4 mm depth and bleeding. What is the treatment? Scaling and root planning with odontoplasty Gingivectomy Extraction Flap surgery Scaling and root planning with odontoplasty are used for class I furcation. 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