Removable Prosthodontics R11 Removable Prosthodontics SDLE MCQ 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% 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091 Removable Prosthodontics R11 Removable Prosthodontics SDLE MCQ 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 / 91 Category: Removable Prosthodontics 1) A Kennedy class III case has a mid-buccal undercut. Which clasp is suitable? Ring clasp Embrasure clasp Circumferential clasp I-bar clasp I-bar clasps are ideal for mid-buccal undercuts. 2 / 91 Category: Removable Prosthodontics 2) An RPD abutment is tender to percussion. What is the cause? Periodontal disease Exposed dentine under rest Hyperocclusion Cracked tooth High occlusion can cause tenderness. 3 / 91 Category: Removable Prosthodontics 3) A patient complains their denture no longer fits. Which disease could be the cause? Diabetes Parkinson's disease Osteoporosis Paget's disease Paget’s disease can cause bone changes affecting denture fit. 4 / 91 Category: Removable Prosthodontics 4) An elderly osteoporotic patient with multiple missing teeth needs treatment. What is the best option? Removable denture No treatment Fixed prosthesis Implants Removable dentures are safer for osteoporotic patients. 5 / 91 Category: Removable Prosthodontics 5) What is the recommended space for RPD connectors? 5-7 mm 9-11 mm 7-9 mm 3-5 mm Connectors require 3-5 mm of space for strength and comfort. 6 / 91 Category: Removable Prosthodontics 6) What is the purpose of the fovea and vibrating line in denture fabrication? Retention Posterior palatal seal Stability Aesthetics The fovea and vibrating line help create the posterior palatal seal. 7 / 91 Category: Removable Prosthodontics 7) In which scenario is selective pressure impression technique indicated? Partial denture Lower class I Complete denture Upper class II Selective pressure is ideal for lower class I cases. 8 / 91 Category: Removable Prosthodontics 8) Which clasp is recommended for Kennedy class I cases? Ring clasp RPI clasp RPC clasp Circle clasp RPI clasps are commonly used in Kennedy class I. 9 / 91 Category: Removable Prosthodontics 9) Which clasp is recommended for a mid-buccal undercut? Aker clasp RPI clasp T-bar clasp Ring clasp RPI clasps minimize gingival irritation. 10 / 91 Category: Removable Prosthodontics 10) At the first follow-up, a red spot is noticed on the left ridge of a new complete denture. What is the cause? Allergy High force on left teeth Unpolymerized resin Poor hygiene Pressure spots indicate uneven force distribution. 11 / 91 Category: Removable Prosthodontics 11) A 63-year-old patient is uncomfortable with his denture. What adjustment is recommended? Lingualized occlusion Balanced occlusion Linear occlusion Monoplane occlusion Lingualized occlusion improves comfort for patients with ridge resorption. 12 / 91 Category: Removable Prosthodontics 12) For a patient with a firm edentulous ridge and severe atrophic tongue, which impression technique is most suitable? Normal impression Mucostatic Mixed impression tech. Functional impression Normal impression is suitable for firm ridges without severe atrophy. 13 / 91 Category: Removable Prosthodontics 13) An edentulous patient with complete dentures is asked to blow air with the nose closed. What is being checked? Midline of the palate Lateral extension of PPS Anterior vibrating line of PPS Posterior vibrating line of PPS This test checks the anterior vibrating line for proper seal. 14 / 91 Category: Removable Prosthodontics 14) What is the easiest way to manage a broken occlusal rest? Use temporary adhesive Recast the framework Replace the rest Solder the rest Replacing the rest is the most straightforward solution. 15 / 91 Category: Removable Prosthodontics 15) A well-controlled diabetic patient has excessive tooth mobility. What is the best treatment? Fixed prosthesis Implant Orthodontics RPD RPDs are suitable for patients with mobility issues. 16 / 91 Category: Removable Prosthodontics 16) An upper CD fractures after 9 years of use. What is the likely cause? Posterior teeth too buccal Thin palate Poor design Material defect Buccal tooth placement creates leverage leading to fracture. 17 / 91 Category: Removable Prosthodontics 17) A pier abutment has an MOD amalgam. What should be done? Prepare rest on amalgam Place a surveyed crown Use a rigid connector Avoid using as abutment Surveyed crowns protect pier abutments from stress. 18 / 91 Category: Removable Prosthodontics 18) A patient is missing teeth #4-6 on both sides. What direct retainer is recommended? Circle clasp Embrasure clasp RPC clasp I-bar clasp Circle clasps provide retention for bilateral missing teeth. 19 / 91 Category: Removable Prosthodontics 19) A patient needs complete dentures with the lower ridge buccal to the upper ridge. How should the teeth be set? Class I Class II Unilateral crossbite Bilateral crossbite Bilateral crossbite compensates for the ridge discrepancy. 20 / 91 Category: Removable Prosthodontics 20) What occlusion type is used for Kennedy class III cases? Organic occlusion Unilateral balanced occlusion Canine guidance Bilateral balanced occlusion Canine guidance is ideal for Kennedy class III cases. 21 / 91 Category: Removable Prosthodontics 21) Which denture cleanser is known to harm soft tissues? Diluted NaOCl Baking soda Chlorhexidine Hydrogen peroxide Diluted NaOCl can irritate soft tissues if not properly diluted. 22 / 91 Category: Removable Prosthodontics 22) What clasp is used for a mesiolingual undercut? Ring clasp Aker clasp RPI clasp T-bar clasp Ring clasps engage mesiolingual undercuts effectively. 23 / 91 Category: Removable Prosthodontics 23) An old man presents with flabby tissue. Which impression technique is recommended? Mucostatic Selective pressure Functional impression Dynamic impression Mucostatic minimizes pressure on flabby tissue. 24 / 91 Category: Removable Prosthodontics 24) A patient lost both centrals and upper left 5 needs extraction, with all third molars impacted. What is the Kennedy classification? Class III mod 1 Class IV Class II mod 1 Class I mod 1 This is a Class III modification 1 case. 25 / 91 Category: Removable Prosthodontics 25) A patient complains of cheek biting after RPD insertion. What is the cause? Incorrect path of insertion Insufficient horizontal overlap Poor retention High teeth setting Insufficient overlap allows cheek tissue to be trapped. 26 / 91 Category: Removable Prosthodontics 26) What is surveying used for in RPD fabrication? Check tooth alignment Identify undercuts and path Assess soft tissue Evaluate bone levels Surveying identifies undercuts and guides placement. 27 / 91 Category: Removable Prosthodontics 27) Why should dentures be cleaned after each meal? Improve retention Maintain aesthetics Allow denture to "breathe" Prevent cross-infection Cleaning prevents bacterial buildup and infections. 28 / 91 Category: Removable Prosthodontics 28) A patient has minimal interarch space (3 mm). What is the best treatment option? Removable denture Orthodontic closure Fixed prosthesis Implant Removable dentures are suitable for limited space. 29 / 91 Category: Removable Prosthodontics 29) A patient has soreness and erythema beneath the CD. What is the etiology? Increased VDO Pulpitis Allergic reaction Denture stomatitis Denture stomatitis is caused by fungal infection or irritation. 30 / 91 Category: Removable Prosthodontics 30) A patient with good oral hygiene and ridge width complains of poor mastication with CDs. What is the best solution? Adjust occlusion Implant-supported CD Remake the CD Reline the CD Implant-supported CDs improve function and stability. 31 / 91 Category: Removable Prosthodontics 31) A patient is missing upper right 4-7 and upper left 4-6. What is the Kennedy classification? Class III mod II Class II mod II Class IV mod I Class I mod II Bilateral edentulous areas with remaining teeth are Class II mod II. 32 / 91 Category: Removable Prosthodontics 32) A 70-year-old patient needs a crown for tooth #25 with stable maximum intercuspation but far from centric occlusion. On which position should the crown be fabricated? Centric occlusion Maximum intercuspation Neither Halfway between MI and CO The crown should align with the patient’s habitual occlusion (MI). 33 / 91 Category: Removable Prosthodontics 33) What is Bennett movement? Lateral movement Lateral shifting Lateral working Protrusive movement Bennett movement is the lateral shift of the mandible. 34 / 91 Category: Removable Prosthodontics 34) What happens if there is no contact between the minor connector and the rest? Framework fracture Rest fracture Poor retention Tooth mobility Lack of contact can lead to rest fracture due to stress concentration. 35 / 91 Category: Removable Prosthodontics 35) A tooth has shallow buccal contours. Which clasp is suitable? RPA clasp Ring clasp RPI clasp T-bar clasp RPA clasps work well with shallow contours. 36 / 91 Category: Removable Prosthodontics 36) During CD delivery, a wax knife can be inserted from one side to the other in rest position. What should be done? Rebase the maxilla Reline the denture Adjust occlusion Redo the mandible This indicates improper mandibular denture fit. 37 / 91 Category: Removable Prosthodontics 37) A smoker presents with an ill-fitting denture and erythematous palate. What is the diagnosis? Denture stomatitis Traumatic ulcer Candidiasis Allergic reaction Denture stomatitis is common in smokers and ill-fitting dentures. 38 / 91 Category: Removable Prosthodontics 38) A patient has spaces between anterior teeth. Which major connector is best? Lingual bar Sublingual bar Labial bar Linguoplate Linguoplates stabilize spaced anterior teeth. 39 / 91 Category: Removable Prosthodontics 39) A mandibular RPD class II is missing #45-48 and #35-36. What is the ideal indirect retainer? Canine rests Occlusal rests Lingual plate Proximal plates Canine rests provide effective indirect retention. 40 / 91 Category: Removable Prosthodontics 40) Missing incisors in the upper arch and #25 will be extracted. What is the Kennedy classification? Class II mod I Class III mod I Class I mod I Class IV This is a Class III modification I case. 41 / 91 Category: Removable Prosthodontics 41) What is the function of a Fox plane? Ensure facial thirds alignment Record lateral movements Align wax rims Record centric relation The Fox plane ensures proper alignment of wax rims. 42 / 91 Category: Removable Prosthodontics 42) What is the primary function of a surveyor in RPD design? Measure undercuts Determine path of insertion Evaluate aesthetics Check occlusion Surveyors help determine the optimal path of insertion. 43 / 91 Category: Removable Prosthodontics 43) A patient with an RPD has gingival redness. What is the likely cause? High occlusion Allergic reaction Lack of rests Poor hygiene Missing rests can cause excessive pressure on the gingiva. 44 / 91 Category: Removable Prosthodontics 44) What is the term for equal force from the tongue and cheeks on a denture? Support zone Retention zone Neutral zone Stability zone The neutral zone balances forces for stability. 45 / 91 Category: Removable Prosthodontics 45) What component is placed on top of an implant in an overdenture? Locator Abutment Ball attachment Healing cap The abutment connects the implant to the overdenture. 46 / 91 Category: Removable Prosthodontics 46) What type of indirect clasp is used in Kennedy class III cases? Ring clasp I-bar clasp Embrasure clasp Aker clasp Embrasure clasps are commonly used in Kennedy class III cases. 47 / 91 Category: Removable Prosthodontics 47) A patient lost all incisors and will extract #25. How many rests and connectors are needed? 6 rests and 5 connectors 5 rests and 4 connectors 3 rests and 2 connectors 4 rests and 3 connectors The design requires 6 rests and 5 connectors for stability. 48 / 91 Category: Removable Prosthodontics 48) A patient needs to replace missing teeth #4 and #5. What type of clasp is recommended? Circlet clasp I-bar clasp Ring clasp Aker clasp Aker clasps are commonly used for premolars. 49 / 91 Category: Removable Prosthodontics 49) What clasp is used for a mid-buccal undercut on upper tooth #5? RPI clasp T-bar clasp Ring clasp Aker clasp RPI clasps engage mid-buccal undercuts without gingival interference. 50 / 91 Category: Removable Prosthodontics 50) What happens if a rest seat is prepared before the guide plane? Poor fit Framework distortion No effect Increased retention The sequence is critical for proper fit and function. 51 / 91 Category: Removable Prosthodontics 51) A patient has a lingual sulcus depth of 9 mm. Which major connector is recommended? Labial bar Linguoplate Lingual bar Sublingual bar Lingual bars are ideal for depths ≥7 mm. 52 / 91 Category: Removable Prosthodontics 52) A patient lost 4 anterior teeth in an accident. What is the Kennedy classification? Class IV Class I Class III Class II Missing anterior teeth without distal extension is Class IV. 53 / 91 Category: Removable Prosthodontics 53) What is the first thing to check during complete denture delivery? Speech Aesthetics Occlusion Fitting Proper fitting ensures comfort and function. 54 / 91 Category: Removable Prosthodontics 54) An RPD becomes ill-fitting. What should be done? Rebasing Adjustment Replacement Relining Relining improves fit without replacing the framework. 55 / 91 Category: Removable Prosthodontics 55) An upper arch has no distal teeth, only anterior teeth and second premolars. What is the Kennedy classification? Class III mod 1 Class II mod 1 Class IV Class I mod 2 This is a Class I modification 2 case. 56 / 91 Category: Removable Prosthodontics 56) A patient has an edentulous maxilla and bilateral free saddle in the lower arch. Which component provides rigidity? Mesial rest with distal plate Major connector Mesial minor connector with rest Minor connector Mesial rests with distal plates stabilize bilateral saddles. 57 / 91 Category: Removable Prosthodontics 57) A 73-year-old woman has remaining teeth #14, 13, 24, 37, 35, 44, and 46. What is the Kennedy-Applegate classification for the maxilla? Maxilla: Class I modification I Mandible: Class II modification II Mandible: Class III modification I Maxilla: Class I modification II The maxilla is Class I modification I due to bilateral edentulous areas. 58 / 91 Category: Removable Prosthodontics 58) A patient has an 8 mm distance in the lower arch. Which major connector is suitable? Labial bar Lingual bar Sublingual bar Linguoplate Lingual bars are used for moderate space (8 mm). 59 / 91 Category: Removable Prosthodontics 59) What is the cross-sectional shape of a wrought wire clasp? Flat Round Square Oval Wrought wire clasps are round for flexibility. 60 / 91 Category: Removable Prosthodontics 60) A patient needs to restore #23. What occlusion type is recommended if canine guidance is not specified? Canine guidance Bilateral occlusion Organic occlusion Unilateral occlusion Unilateral occlusion is often used for single-tooth restorations. 61 / 91 Category: Removable Prosthodontics 61) How many rests and retainers are needed for a class IV RPD? 4 rests, 2 direct, 2 indirect 3 rests, 2 direct, 1 indirect 2 rests, 1 direct, 1 indirect 1 rest, 1 direct Class IV RPDs typically require 4 rests (2 direct and 2 indirect). 62 / 91 Category: Removable Prosthodontics 62) Tooth #11 is missing. What is the Kennedy classification? Class III Class I Class II Class IV Missing a single anterior tooth is Class III. 63 / 91 Category: Removable Prosthodontics 63) A patient has anterior and tuberosity undercuts. How should this be managed for complete dentures? Relieve posterior undercut Remove anterior undercut Both Neither Both adjustments are needed for proper denture fit. 64 / 91 Category: Removable Prosthodontics 64) In a Class II RPD, which element provides bracing for terminal abutments? Occlusal rest Lingual reciprocals Minor connector Guide plane Lingual reciprocals resist lateral forces. 65 / 91 Category: Removable Prosthodontics 65) A tooth with MOD amalgam is used as an abutment. What is the best approach? Use a temporary restoration Place a surveyed crown Prepare rest on amalgam Avoid using the tooth Surveyed crowns provide long-term stability. 66 / 91 Category: Removable Prosthodontics 66) What occlusion type is recommended for complete dentures? Canine guidance Bilateral balanced occlusion Unilateral occlusion Organic occlusion Bilateral balanced occlusion ensures stability during function. 67 / 91 Category: Removable Prosthodontics 67) What is the term for mandibular movement to the left? Working side Centric Non-working side Non-centric Non-working side refers to the opposite side of movement. 68 / 91 Category: Removable Prosthodontics 68) A cardiac patient has difficulty swallowing with the denture. What is the likely cause? Poor fit Thick denture base Allergic reaction Medication side effects A thick denture base can interfere with tongue space. 69 / 91 Category: Removable Prosthodontics 69) How can a dentist detect reduced vertical dimension in a patient? Decreased freeway space Uneven occlusion Increased freeway space Poor retention Excessive freeway space indicates reduced VDO. 70 / 91 Category: Removable Prosthodontics 70) What causes porosity in a denture base? Contaminated monomer Rapid polymerization All of the above Insufficient pressure Multiple factors can lead to porosity. 71 / 91 Category: Removable Prosthodontics 71) A patient has bilaterally free saddle in the lower arch and an edentulous maxilla. What occlusion is recommended? Organic occlusion Bilateral balanced occlusion Unilateral occlusion Canine guidance Bilateral balanced occlusion is ideal for edentulous cases. 72 / 91 Category: Removable Prosthodontics 72) How to manage a fractured retentive arm? Use adhesive Add wrought wire Replace the denture Recast the clasp Adding wrought wire restores retention. 73 / 91 Category: Removable Prosthodontics 73) A patient extracted #21, 22, and 23. What is the Kennedy classification? Class III Class IV Class I Class II Missing anterior teeth bilaterally is Class III. 74 / 91 Category: Removable Prosthodontics 74) Which impression material is contraindicated for a diabetic patient with sulfite allergy? Silicone Alginate Polyether Polysulfide Polysulfide contains sulfites, which can trigger allergies. 75 / 91 Category: Removable Prosthodontics 75) What is the recommended thickness for an occlusal rest in an RPD? 0.5 mm 1.0 mm 1.5 mm 2.0 mm Occlusal rests should be 1.5 mm thick for strength. 76 / 91 Category: Removable Prosthodontics 76) How long should denture wax be immersed in warm water? 30 seconds 40 seconds 10 seconds 20 seconds 30 seconds ensures proper softening without distortion. 77 / 91 Category: Removable Prosthodontics 77) A patient with complete dentures pronounces “S” as “Th.” What is the most likely cause? Upper anterior teeth too lingual Thick wax in rugae area Incorrect vertical dimension Upper anterior teeth too labial Lingually positioned teeth or thick wax can cause speech issues. 78 / 91 Category: Removable Prosthodontics 78) In an RPD class I case with stable contact in maximum intercuspation but discrepancy in centric relation, which position should be used? Maximum intercuspation Both Neither Centric relation Centric relation ensures proper jaw alignment for the RPD. 79 / 91 Category: Removable Prosthodontics 79) Where should complete dentures be stored at night? Denture cleanser Lukewarm water Dry container Cold water Lukewarm water prevents warping and maintains hygiene. 80 / 91 Category: Removable Prosthodontics 80) What occlusion type is used for full mouth rehabilitation? Unilateral occlusion Organic occlusion Canine guidance Bilateral balanced occlusion Canine guidance provides stability during lateral movements. 81 / 91 Category: Removable Prosthodontics 81) How to enhance retention in a clasp-free RPD? Improve tooth contact Adjust occlusion Maximize soft tissue coverage Use adhesives Maximum coverage improves suction and stability. 82 / 91 Category: Removable Prosthodontics 82) A mesially tilted tooth #7 requires a clasp. Which type is suitable? T-bar clasp RPI clasp Ring clasp Aker clasp Ring clasps are ideal for tilted molars. 83 / 91 Category: Removable Prosthodontics 83) An abutment has no buccal undercut and minimal cervical undercut. Which clasp is suitable? RPI clasp Ring clasp T-bar clasp RPA clasp RPI clasps are versatile for minimal undercuts. 84 / 91 Category: Removable Prosthodontics 84) What is the function of the foil on a night guard over molars and premolars? Measure interarch space Create CBCT casts Record centric occlusion Improve retention The foil helps assess interarch space for adjustments. 85 / 91 Category: Removable Prosthodontics 85) A 60-year-old man with new dentures complains of auricular pain and reduced masticatory efficiency. What is the likely error? CR-CO discrepancy Unbalanced occlusion Increased VDO Reduced VDO Reduced vertical dimension causes muscle strain and pain. 86 / 91 Category: Removable Prosthodontics 86) A Class I Kennedy case has spaces in the mandible. Which major connector is used? Labial bar Interrupted lingual plate Lingual bar Sublingual bar Interrupted lingual plates are used for flexibility. 87 / 91 Category: Removable Prosthodontics 87) A patient’s denture falls when smiling. What is the likely cause? Thick buccal notches Incorrect occlusion Poor retention Thick posterior palatal seal Thick buccal notches can interfere with muscle movement. 88 / 91 Category: Removable Prosthodontics 88) An impression is thick on one side and thin on the other. What is the reason? Patient movement Uneven material mix Incorrect tray position Tray distortion Improper tray positioning causes uneven material distribution. 89 / 91 Category: Removable Prosthodontics 89) A patient presents 2 days after #21 extraction with a non-healing socket and needs a partial acrylic denture. What type is considered? Transitional Immediate Permanent Temporary Immediate dentures are placed right after extraction. 90 / 91 Category: Removable Prosthodontics 90) An RPD rest fractures. What is the most likely cause? Insufficient marginal ridge prep Improper design High occlusion Poor alloy quality Inadequate preparation weakens the rest seat. 91 / 91 Category: Removable Prosthodontics 91) A patient with complete dentures has enlarged tissue at the denture border. What is the cause? Long buccal flange Fungal infection Allergic reaction Candida infection Overextended flanges can cause tissue irritation. 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 Facebook X LinkedIn Messenger Messenger WhatsApp Telegram Print Share Facebook X LinkedIn Pinterest Reddit Messenger Messenger WhatsApp Telegram Share via Email Print
