Description : What is the main purpose of using Stress breakers: A. To distribute the load between teeth and ridges B. To distribute the load between the clasps and the face end of the saddle C. It relieves the abutment tooth of occlusal loads that may exceed their physiologic strength
Last Answer : C. It relieves the abutment tooth of occlusal loads that may exceed their physiologic strength
Description : The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. the inter occlusal distance will be physiologically ... the aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction
Last Answer : A. the inter occlusal distance will be physiologically acceptable after treatment
Description : Why do you polish the teeth before seating of a partial denture: A. To smooth the rough surface B. To minimise the retention of plaque C. To increase the adoptability of occlusal rests
Last Answer : B. To minimise the retention of plaque
Description : The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. The inter occlusal distance will be physiologically ... . The aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction
Last Answer : A. The inter occlusal distance will be physiologically acceptable after treatment
Description : The auxiliary occlusal rest on teeth for partial denture should be placed: A. Away from edentulous space B. Adjacent to edentulous space C. Near fulcrum line D. Away from fulcrum line
Last Answer : A. Away from edentulous space
Description : .When correction preparation for re contouring of occlusal surface is to be applied, grinding only of the adjusted surface: A. Should not be felt flat B. Requires a flat crown C. Requires no contact with adjacent teeth D. Should be felt flat
Last Answer : A. Should not be felt flat
Description : Which one of following statement about Overdenture is not correct: A. Greater occlusal loads can be applied by the patient B. Retention and stability are generally better than with ... The retained roots are covered by the denture thus protecting them from caries and periodontal diseases
Last Answer : D. The retained roots are covered by the denture thus protecting them from caries and periodontal diseases
Description : Retention for occlusal amalgam cavities in premolars is BEST provided by A. Slightly undercutting of walls with inversed cone bur B. Mesial and distal undercuts C. Buccal and lingual undercuts
Last Answer : C. Buccal and lingual undercuts
Description : Angular type of bone resorption can be seen more often in:** A. Occlusal traumatism B. Food particles retention C. Periodontosis D. All of the above
Last Answer : D. All of the above
Description : In partial dentures the guidelines “Guiding Planes” serve to: A. Aid in balancing occlusion B. Assure predictable clasp retention C. Form right angle with the occlusal plane D. Eliminate the necessity for precision attachment E. Eliminate the necessity for a posterior clasp
Last Answer : B. Assure predictable clasp retention
Description : When setting up teeth for complete dentures having bilateral balanced occlusion, separation of posterior teeth during protrusion is done by: A. Increasing the anterior posterior occlusal curve B. Decreasing the angle orientation of the occlusal plane
Last Answer : B. Decreasing the angle orientation of the occlusal plane
Description : A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above
Last Answer : E. All of the above
Description : When preparing a class III cavity for composite restoration; in which situation should acid itching be used: A. Always should be performed to minimise marginal leakage B. Should not be ... extra retention is required D. Only in situations where cavity is shallow to avoid pulp irritation
Last Answer : A. Always should be performed to minimise marginal leakage
Description : How much would you reduce a cusp to be replaced with amalgam onlay: A. 2 mm to achieve a good retention form B. 2mm to achieve a good resistance form C. 1mm
Last Answer : B. 2mm to achieve a good resistance form
Description : Why is it difficult to use matrices on deciduous teeth, A. It hurts the kids’ parents B. The small mouth opening of kids in that age range makes it difficult to keep matrices in mouth. C. The occlusal concavity of deciduous teeth
Last Answer : . The occlusal concavity of deciduous teeth
Description : the difficulty of placing matrices on deciduous dentition is a result of, A. The small mouth of kids which result in problem keeping the matrices in their mouths B. The occlusal convergence of the deciduous teeth
Last Answer : B. The occlusal convergence of the deciduous teeth
Description : When patient bites in protrusion with complete dentures you notice that the posterior teeth do not meet, what would you do to solve this: A. Increase the compensatory curve B. Decrease the angle of the occlusal plane
Last Answer : A. Increase the compensatory curve
Description : Which nerve is anesthesised in anterior border of ramus and 1 cm above occlusal plane of lower posterior teeth: A. Lingual nerve B. Long buccal nerve
Last Answer : B. Long buccal nerve
Description : The position of the lingual cusp of a maxillary first premolar during setting of teeth and on occlusal view is positioned:** A. Distally B. Mesially
Last Answer : B. Mesially
Description : You can increase the retention of a Maryland bridge by: A. Incorporating mesh work in wax pattern B. Perforation techniques in the metal cast
Last Answer : A. Incorporating mesh work in wax pattern
Description : What does not show in Cleidocranial dysplasia:** A. Defective formation of clavicles B. Delayed closure of fontanelles C. Retention of maxilla D. Delayed eruption of permanent teeth E. None of the above
Last Answer : E. None of the above
Description : An advantage of metal. ceramic crowns, compared wit full ceramic crowns for restoring anterior teeth is, A. Palatal reduction may be of minimal thickness. B. Overall conservative for tooth structure. C. Ability to watch the appearance of adjacent natural teeth. D. Less laboratory time.
Last Answer : A. Palatal reduction may be of minimal thickness.
Description : What control tooth or teeth should be used when testing a suspected pulpally involved tooth: A. Adjacent tooth and contralateral teeth B. Contralateral and opposing teeth C. Opposing and adjacent teeth D. Test only suspected tooth/teeth E. All of the above
Last Answer : A. Adjacent tooth and contralateral teeth
Description : 10 years-old boy looses a permanent mandibular molar; what is affected: A. Teeth adjacent to extracted teeth B. Teeth on both arches on same side C. The remaining teeth in the mouth D. Teeth directly opposite to the extracted tooth E. Teeth on the same quadrant
Last Answer : C. The remaining teeth in the mouth
Description : A mandibular permanent first molar has to be extracted, this will affect: A. Adjacent teeth B. Teeth in the same quadrant C. Both arches the same side D. Full mouth
Last Answer : D. Full mouth
Description : An advantage of metal-ceramic crowns, compared wit full ceramic crowns for restoring anterior teeth is, A. Palatal reduction may be of minimal thickness B. Overall conservative for tooth structure C. Ability to watch the appearance of adjacent natural teeth D. Less laboratory time
Last Answer : A. Palatal reduction may be of minimal thickness
Description : Treatment of fibrous dysplasia consists of, A. Resection B. Complete excision if it affects small area; if it is large lesion, limited excision surgery because of the cosmetic considerations. C. Irradiation D. Excision and removal of adjacent teeth E. None of the above
Last Answer : B. Complete excision if it affects small area; if it is large lesion, limited excision surgery because of the cosmetic considerations.
Description : In the preparation of Premolar class I cavity what is the best way of getting retention, A. Slightly done undercut of the mesial and distal walls B. Slightly done undercut of the buccal and lingual walls C. The convergence of the cavity walls
Last Answer : B. Slightly done undercut of the buccal and lingual wall
Description : What is Ante’s Law about, A. The relation between the span of the bridge and the pontics B. The periodontal area of the abutment teeth C. The relation between the length of the root and the abutment.
Last Answer : B. The periodontal area of the abutment teeth
Description : Why would you decide to replace the anterior missing teeth for partial denture using bridge: A. Aesthetic B. Overjet C. Overbite
Last Answer : A. Aesthetic
Description : The main purpose of periodontal treatment is, A. Elimination of plaque and calculus B. Elimination of periodontal pockets C. Reformation of all the periodontal ligaments D. The elimination of all occlusal trauma
Last Answer : A. Elimination of plaque and calculus
Description : Which part of the cranium is considered as the most stable area, A. Frankfort plane B. Occlusal plane C. Anterior cranial plane D. Anterior nasal to gnathion.
Last Answer : C. Anterior cranial plane
Description : Jaw relations for edentulous patient have been established. The maxillary cast has been mounted on the articulator without face-bow and you decide to increase the occlusal vertical dimension by 4 mm ... record C. Changes in the condylar guide settings D. Increase in the vertical dimension
Last Answer : B. A new centric relation record
Description : Occlusal cavity with extension of the buccal fissure is classified as, A. Class II B. Class III C. Class I D. Class V
Last Answer : C. Class I
Description : the location of Class V is in, A. The buccal pit /fissure/ B. The occlusal surface C. The cervical third
Last Answer : C. The cervical third
Description : An occlusal approaching clasp TIP, A. Should occupy a predetermined undercut B. Contact the tooth under the survey line C. Rigid
Last Answer : B. Contact the tooth under the survey line
Description : Throbbing pain increases with heat and cold stimuli, the MOST probable diagnosis is, A. Cyst B. Occlusal trauma C. Advanced pulpitis
Last Answer : C. Advanced pulpitis
Description : After the placement of a class I amalgam the patient comes back to you complaining of pain on masticating and biting; what is the first thing you would look at, A. Occlusal height B. Contacts areas
Last Answer : A. Occlusal height
Description : The MOST stable area to evaluate the craniofacial growth is: A. Nasal floor B. Cranial vault C. Occlusal plane D. Naso maxillary complex E. Anterior cranial base
Last Answer : E. Anterior cranial base
Description : What is TRUE in regard to the preparation of occlusal rests: A. Use an inverted cone bur B. Use a flat fissure bur C. Parallel to occlusal plane D. At right angle to the long axis of tooth E. None of the above
Description : What is NOT TRUE about occlusal trauma: A. Cemental tears B. Bone loss C. Mobility D. True pocket formation E. Bleeding in periodontal ligament
Last Answer : D. True pocket formation
Description : Reduced occlusal area means: A. More fracture potential for amalgam B. Less fracture potential for amalgam C. Pulpal involvement D. Perio involvement E. None of the above
Last Answer : B. Less fracture potential for amalgam
Description : Ala-Tragal line is:** A. The line running from the tragus of the nose to ala of the ear B. A guide used to orient the occlusal plane C. Parallel to Frankfurt horizontal plane D. A guide to the occluding face height in complete denture.
Last Answer : B. A guide used to orient the occlusal plane
Description : What is the relationship of the retentive portion of the partial dentures retainers to the survey line of abutment: A. Gingival /Below/ B. Occlusal /Above/ C. No relation
Last Answer : A. Gingival /Below/
Description : The pulpal floor of the Class II cavity for a mandibular first premolar should be: GA.Parallel to occlusal plane B. Perpendicular to long axis C. Tilted lingually
Last Answer : GA.Parallel to occlusal plane
Description : The principal factor involved in oral para-function is related to: A. Periods of stress B. Occlusal pre-maturities during mandibular closure
Last Answer : B. Occlusal pre-maturities during mandibular closure
Description : In the construction of an RPD, guiding planes are created, A. Perpendicular to the occlusal plane B. Parallel towards the path of placement.
Last Answer : B. Parallel towards the path of placement.
Description : Which is the MOST common local factor in the aetiology of periodontal disease: A. Occlusal trauma B. Calculus C. Brushing habits D. Coarse food
Last Answer : B. Calculus
Description : .Which radiographic method would you use in assessing periodontal conditions and lesions: A. Bitewing B. Periapical C. Occlusal D. Panoramic
Last Answer : B. Periapical
Description : Which is the most important local factor in the aetiology of periodontal disease: A. Occlusal trauma B. Calculus C. Brushing habits D. Coarse food