Removable Prosthodontics Removable Prosthodontics SDLE MCQ | Part 1 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% 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Removable Prosthodontics Removable Prosthodontics SDLE MCQ | Part 1 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: Removable Prosthodontics 1) What is a complication of an Aker clasp? Poor retention Fracture Mobility Recession An Aker clasp can cause mobility in the abutment tooth over time. 2 / 50 Category: Removable Prosthodontics 2) How many days does it take for a traumatic ulcer under a complete denture to appear? 7-8 days 3-4 days 1-2 days 5-6 days Traumatic ulcers can appear within 1-2 days due to pressure from the denture. 3 / 50 Category: Removable Prosthodontics 3) A patient has a cervical undercut on an abutment tooth. What clasp should be used? Ring clasp Aker clasp Combination clasp RPI clasp An RPI clasp is ideal for teeth with cervical undercuts. 4 / 50 Category: Removable Prosthodontics 4) How many seconds does it take to soften Aluwax? 30 seconds 60 seconds 90 seconds 120 seconds Aluwax softens in about 30 seconds when heated. 5 / 50 Category: Removable Prosthodontics 5) A smoker with a complete denture has redness under the denture. What is the management? Reline the denture Adjust the denture Remove the denture temporarily Tissue conditioner and antifungal Tissue conditioner and antifungal treatment address redness caused by irritation and fungal infection. 6 / 50 Category: Removable Prosthodontics 6) A patient with a high buccal frenum and Kennedy Class II needs a clasp on tooth #24. What is the best option? Ring clasp RPI (contraindicated) Circlet clasp RPA The RPA clasp is suitable for high buccal frenum cases. 7 / 50 Category: Removable Prosthodontics 7) Where should the keyway be placed in a Class I RPD? Pontic Major connector Minor connector Abutment The keyway is placed on the abutment tooth in a Class I RPD. 8 / 50 Category: Removable Prosthodontics 8) What is the most common attachment for a mandibular overdenture with 2 implants? Ball Locator Clasp Bar Ball attachments are commonly used for mandibular overdentures with 2 implants. 9 / 50 Category: Removable Prosthodontics 9) A patient has a midbuccal undercut of 0.02. What clasp should be used? Ring clasp RPI clasp Aker clasp Combination Wrought Wire A combination wrought wire clasp is suitable for midbuccal undercuts. 10 / 50 Category: Removable Prosthodontics 10) A patient with a complete denture has redness under the denture and does not remove it at night. What to do? Adjust the denture Reline the denture Explain the need to remove the denture Prescribe antifungal Removing the denture at night prevents tissue irritation and redness. 11 / 50 Category: Removable Prosthodontics 11) A patient cannot wear her immediate denture the next day. What is the cause? Occlusal issue Swelling and inflammation after alveoplasty Lack of frenum relief Lack of insertion skills Swelling and inflammation after extraction can prevent denture wear the next day. 12 / 50 Category: Removable Prosthodontics 12) A patient needs an RPD and has tooth #35 (missing #34, #36, #37). What should be done? No rest needed Rest mesial and distal to #35 Rest only mesial to #35 Rest only distal to #35 Placing rests mesial and distal to #35 provides stability for the RPD. 13 / 50 Category: Removable Prosthodontics 13) What instrument is used to locate the posterior palatal seal? William's probe T Burnisher Indelible pencil PKT instrument A T Burnisher is used to locate the posterior palatal seal during denture fabrication. 14 / 50 Category: Removable Prosthodontics 14) A patient has all upper teeth and lingually tilted lower anterior teeth. What is the best treatment? Swing lock RPD No treatment Immediate denture Extraction A swing lock RPD is ideal for patients with lingually tilted anterior teeth. 15 / 50 Category: Removable Prosthodontics 15) What can be seen in the maxilla and mandible during impression taking? Retromolar pad Maxillary tuberosity Hamular notch Pterygomandibular raphe The pterygomandibular raphe is a key landmark during impression taking. 16 / 50 Category: Removable Prosthodontics 16) A patient has very limited interarch space. What is the best RPD base material? Flexible base Meshwork Acrylic base Metal base A metal base is ideal for limited interarch space due to its thin profile. 17 / 50 Category: Removable Prosthodontics 17) A patient needs to restore #23. What type of occlusion should be used? Unilateral occlusion Mutually protected occlusion Linear occlusion Bilateral occlusion Unilateral occlusion is ideal for restoring a single tooth like #23. 18 / 50 Category: Removable Prosthodontics 18) What is the main concern if a reciprocal arm fractures? Denture retention Patient comfort Abutment stability Occlusal balance A fractured reciprocal arm can compromise the stability of the abutment tooth. 19 / 50 Category: Removable Prosthodontics 19) How to manage a fractured RPI clasp? No action needed Wrought wire Recasting Replace the clasp Using wrought wire is a conservative way to fix a fractured RPI clasp. 20 / 50 Category: Removable Prosthodontics 20) A patient is missing teeth #38, #37, #36, and #35. Where should the indirect retainer be placed? None of the above Horseshoe major connector Direct retainer on #43 Indirect retainer on #43 An indirect retainer on #43 provides stability for the RPD in this case. 21 / 50 Category: Removable Prosthodontics 21) What happens if the retentive arm is above the height of contour? Poor retention Tipping Fracture No effect A retentive arm above the height of contour can cause tipping of the abutment tooth. 22 / 50 Category: Removable Prosthodontics 22) What is an absolute contraindication for an I-bar clasp? High esthetic demand Lingual or labial tilt None of the above Severe undercut Severe undercuts make I-bar clasps unsuitable due to poor retention. 23 / 50 Category: Removable Prosthodontics 23) An RPD causes mobility in the abutment tooth. What is the likely cause? Excessive retention Poor denture design Reciprocal arm fit after retentive arm Poor occlusion If the reciprocal arm fits after the retentive arm, it can cause mobility in the abutment tooth. 24 / 50 Category: Removable Prosthodontics 24) An I-bar clasp is broken on an RPD with a metal base. What is the conservative way to fix it? Recasting the bar clasp Refabricating the clasp No action needed Wrought wire Using wrought wire is a conservative way to fix a broken I-bar clasp. 25 / 50 Category: Removable Prosthodontics 25) A patient has missing #24, #26, #27, and #25 is a pier abutment with MOD amalgam and grade I mobility. What is the management? Survey crown Mesial rest seat Mesial and distal rest seats Extract #25 A surveyed crown is the best option for a pier abutment with mobility. 26 / 50 Category: Removable Prosthodontics 26) A patient is missing maxillary anteriors, premolars, and molars. What is the best treatment plan? Start both at the same time Start fixed first Plan the RPD design first Start removable first Planning the RPD design first ensures a proper combination of fixed and removable prosthetics. 27 / 50 Category: Removable Prosthodontics 27) A patient complains that the complete denture comes out when pulling the lip. What is the cause? Buccal frenum Labial frenum Posterior palatal seal Poor denture fit The labial frenum can dislodge the denture if not properly relieved. 28 / 50 Category: Removable Prosthodontics 28) A middle-aged patient with complete dentures complains of difficulty eating. What is the best solution? Replace dentures Do implant overdenture Adjust dentures Reline dentures Implant overdentures provide better stability and function for patients with difficulty eating. 29 / 50 Category: Removable Prosthodontics 29) What is the most destructive force on an abutment tooth? Vertical force away from the ridge Horizontal force Vertical force close to the ridge Vertical force Horizontal forces are more destructive to abutment teeth than vertical forces. 30 / 50 Category: Removable Prosthodontics 30) A frenum interferes with the denture. What should be done? Adjust the denture Frenectomy No action needed Vestibuloplasty Vestibuloplasty can relieve frenum interference with the denture. 31 / 50 Category: Removable Prosthodontics 31) What is a complication of combination syndrome? Bone resorption in the upper jaw Denture fracture Bone resorption in the lower jaw Tooth mobility Combination syndrome often leads to bone resorption in the upper jaw. 32 / 50 Category: Removable Prosthodontics 32) How should posterior teeth be set up for a patient with skeletal Class II? Upper slightly buccal Upper slightly palatal Upper on the crest of the ridge Lower slightly buccal Setting upper teeth slightly palatal helps compensate for skeletal Class II. 33 / 50 Category: Removable Prosthodontics 33) A patient with a perfect-fitting denture has redness in all areas. What is the cause? Increased vertical dimension Poor fit Wearing denture all the time Poor relief in some areas Wearing the denture all the time can cause tissue irritation and redness. 34 / 50 Category: Removable Prosthodontics 34) A tooth has no undercut and is fully sound. What should be done for an RPD? Extract the tooth No preparation needed Surveyed crown Dimple Creating a dimple provides retention for the RPD without altering the tooth significantly. 35 / 50 Category: Removable Prosthodontics 35) What happens if there is excess monomer during packing? Denture will shrink Pink color will not show Denture will warp Granules appear on the palate Excess monomer can cause granules to appear on the denture surface. 36 / 50 Category: Removable Prosthodontics 36) A patient has a tilted #37. What clasp should be used? RPI clasp Ring clasp Combination clasp Aker clasp A ring clasp is suitable for tilted teeth like #37. 37 / 50 Category: Removable Prosthodontics 37) A patient with an immediate denture cannot wear it the next day. What is the cause? Edema of soft tissue from extraction Denture fracture Occlusal issue Poor insertion skills Edema after extraction can make it difficult to wear the denture the next day. 38 / 50 Category: Removable Prosthodontics 38) A patient has Kennedy Class II with a deep mesiobuccal undercut. What clasp should be used? Ring clasp Combination clasp Circlet clasp RPI A combination clasp is suitable for Kennedy Class II cases with deep undercuts. 39 / 50 Category: Removable Prosthodontics 39) A tooth did not require a survey crown after preparation. What should be done? Contour Restoration Full coverage crown No action needed Contouring the tooth ensures proper retention for the RPD. 40 / 50 Category: Removable Prosthodontics 40) What happens to the posterior lower ridge after years of wearing an upper CD and lower RPD? No change Fracture of the ridge Hypertrophy of the ridge Resorption of the posterior lower ridge Resorption of the posterior lower ridge is common with long-term use of upper CDs and lower RPDs. 41 / 50 Category: Removable Prosthodontics 41) A patient with an RPD complains of discomfort on the abutment tooth. What is the likely cause? Galvanic shock due to amalgam Vertical root fracture Exposed dentin under rest Occlusion Exposed dentin under the rest can cause discomfort due to sensitivity. 42 / 50 Category: Removable Prosthodontics 42) A picture shows a rest seat in the cingulum area. What should be done? None of the above Increase buccolingual width Increase mesiodistal width Prepare the rest seat area Increasing the mesiodistal width of the rest seat ensures proper support for the RPD. 43 / 50 Category: Removable Prosthodontics 43) What resists horizontal movement but provides poor vertical support? Horseshoe palate Flat palate U-shaped palate V-shaped palate A V-shaped palate resists horizontal movement but offers poor vertical support. 44 / 50 Category: Removable Prosthodontics 44) A patient lost tooth #11 due to trauma and wants immediate replacement. What is the best option? Transitional RPD Fixed bridge No treatment Implant A transitional RPD is the best immediate solution for replacing a missing tooth. 45 / 50 Category: Removable Prosthodontics 45) A patient lost tooth #32 after having an RPD for teeth #31, #35, #41, and #44. How to replace #32? RPD No replacement Fixed bridge Implant Adding #32 to the existing RPD is the simplest solution. 46 / 50 Category: Removable Prosthodontics 46) A denture wearer complains of numbness in the mental area. What material is used to check intaglio contact? Titanium oxide Chloroform and rouge Methylene blue Aerosol starch spray Chloroform and rouge are used to check intaglio surface contact. 47 / 50 Category: Removable Prosthodontics 47) A patient has a tilted #37. What should be done? Use a different clasp No action needed Extract the tooth Extend the occlusal rest toward the center Extending the occlusal rest toward the center provides better support for the RPD. 48 / 50 Category: Removable Prosthodontics 48) A patient with a resorbed mandibular ridge complains of pain and paresthesia. Which nerve is affected? Lingual nerve Inferior alveolar nerve Mental nerve Buccal nerve The mental nerve is often affected in cases of resorbed ridges, causing pain and paresthesia. 49 / 50 Category: Removable Prosthodontics 49) A young patient lost teeth #12, #11, #21, and #22 in a car accident. What is the Kennedy classification? Class 1 Class 2 Class 4 Class 3 Missing anterior teeth classify as Kennedy Class 4. 50 / 50 Category: Removable Prosthodontics 50) What instrument is used to determine the guide plan? Surveyor Caliper Boley gauge Analyzing rod The analyzing rod is used to determine the guide plan during RPD design. 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