Description : What factor do you consider the most important when restoring the occlusal part of a tooth: A. Occlusal anatomy B. Function
Last Answer : B. Function
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 : 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 : 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
Last Answer : E. None of the above
Description : Tooth under occlusal trauma may show: A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation E. All of the above
Last Answer : E. All of the above
Description : A crown casting with a chamfer margin fits the die; but in the mouth the casting is open approximately 0.3mm. A satisfactory fit and accurate physiological close of the gingival area of the crown ... the crown E. Relieving the inside of the occlusal surface of the casting to allow for further
Last Answer : D. Making a new impression and remaking the crown
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 : 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
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 : Amalgam restoration, when do you have to replace it? a. Ditching of the edges. b. The probe penetrates the area between the margin and tooth tissue. c. Fissure of the surface of the amalgam. d. When there is chronic inflammation of the pulp.
Last Answer : c. Fissure of the surface of the amalgam.
Description : During mouth preparation for RPD on tooth adjacent to edentulous area. There is dentine exposure: A. Restoration is required B. Proceed with rest seat preparation and fabrication if involved area is not more than 2mm
Last Answer : A. Restoration is required
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 : The retention pin in an amalgam restoration should be placed, A. Parallel to the outer wall B. Parallel to the long axis of tooth
Last Answer : A. Parallel to the outer wall
Description : .For an onlay preparation, which of the following is the MOST EFFECTIVE means for verifying adequate occlusal clearance A. Wax bite chew in B. Proper depth cuts C. Visual inspection D. Articulating paper
Last Answer : A. Wax bite chew in
Description : The most common cause of fracture at the isthmus of class II dental amalgam restoration is: A. Delayed expansion B. Inadequate depth at the isthmus area C. Inadequate width at the isthmus area
Last Answer : B. Inadequate depth at the isthmus area
Description : To achieve optimum cavity preparation, which of the following factors of internal anatomy must be considered in root canal treatment: A. Outline form B. The age and shape of pulp chamber; in ... root canals. C. Internal external relationship D. Intra-coronal preparation E. None of the above
Last Answer : B. The age and shape of pulp chamber; in addition to the direction of individual root canals.
Description : In a vital pulp therapy, what is the optimum depth for a pin hole in a tooth: A. 4-5mm B. Approximately 2mm C. Less than 2mm D. 1-1.5mm
Last Answer : A. 4-5mm
Description : The cervical finish line of a full veneer crown preparation should be placed: A. Just supragingival whenever is possible B. According to the depth of gingival crevice C. Subgingival to reduce ability of recurrent caries D. At the junction of tooth and amalgam core
Last Answer : A. Just supragingival whenever is possible
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 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 : 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 : 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 : 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 : 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 : 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 : 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 : 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 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 : Splinting the adjacent teeth in fixed bridge is primarily done to: A. Distribute the occlusal load B. Achieve better retention
Last Answer : A. Distribute the occlusal load
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 : 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 : 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 : Which is the most important local factor in the aetiology of periodontal disease: A. Occlusal trauma B. Calculus C. Brushing habits D. Coarse food
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 : 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 : The bur should be tilted lingually when preparing the occlusal surface of class II cavity on a mandibular first premolar in order to: I. Remove unsupported enamel II. Prevent encroachment on the buccal pulp horn III. Prevent ... and II B. I and III C. II and IV D. III and IV E. IV only
Last Answer : C. II and IV
Description : The optimum cavosurface angle for occlusal amalgam surface is: A. 45-60° B. 70-85° C. 45-80° D. 95-110° E. 130-150°
Last Answer : D. 95-110°
Description : To increase the stability of the lower denture, A. The occlusal plane should be below the tongue B. The occlusal plane should be above the tongue C. The lingual flanges should be concave
Last Answer : A. The occlusal plane should be below the tongue