1. Increase in columella philtrum angle is seen due to: Morphologic change seen in edentulous patient Characteristic of geriatric patients Resorption of bony ridges Implant supported hybrid denture 2. in case of tongue tie the major connector of choice is cingulum bar linguoplate lingual bar sublingual bar 3. The full palatal major connector is indicated where there is a high, narrow palatal vault. very few teeth remain in a flat or U- shaped arch. a well-defined, undercut palatal torus is present. palatal tissue is soft and compressible. 4. Compared to a set of opposing complete dentures, a maxillary denture opposing a full complement of natural teeth is more often associated with improved retention of the denture. greater incidence of denture fracture. improved stability of the denture. less denture tooth wear. 5. In which surveyor,spring mounted horizontal arm is seen None of the above Williams Jelenko Ney 6. Which sounds help determine the labiolingual position of the anterior teeth The b, p amd m sounds Linguoalveolus sounds or sibilants(such as s, z , sh and ch) Linguodental sounds(such as this ,that or those) Fricatives or labiodental sounds(such as f, v or ph) 7. In a free-end distal extension partial denture, the most effective means of limiting applied loads to abutment teeth is by using the abutment teeth without splinting. splinting abutments to adjacent teeth. maintaining a stable base-tissue relationship using monoplane denture teeth. 8. Retromolar pad contains all except buccinators temporal tendon Massetor Superior constrictor 9. Kennedy bar connector is a type of Lingual plate Double lingual bar Labial bar Lingual bar 10. In RPD indirect retainers should be placed Opposite side of the fulcrum line of denture base close to the direct retainer On opposite side of the fulcrum line of the denture base and much away from the direct retainer In line with the direct retainers and close to the direct retainer Are not necessary if direct retainers are given 11. what is the function of guiding plane in a cast partial denture retention against dislodgement single path of insertion and removal creation of food traps multiple paths of insertion and removal 12. post insertion occlusal correction of a complete denture is best done by use of a 3 pin articulator using previous articulator mountings for occlusal grinding transfer to articulator with new interocclusal records and balancing static transfer of occlusal records to articulator and alancing 13. A laboratory remount of processed dentures is done in order to correct occlusal disharmony produced by errors primarily in the processing of acrylic dentures. registration of jaw relation records. registration of condylar guidance mounting of the casts on the articulator. 14. which of the following treatment should be done to reduce gagging reflex in a patient prescription drugs remove all biologic and mechanic factors causing gagging any or combination of above pshychiatric counselling 15. Internal finish line in the framework of a cast partial denture is obtained by Minor connector arising from the framework Trimming of the denture framework during trial Adapting of relief wax along the alveolar ridge during framework fabrication Placement and carving of the wax pattern during casting 16. Occlusal Rest in RPD provides all of the following except: Prevent lifting of denture bases Align forces along long axis of abutment Prevent soft tissue impingement Support 17. Masseteric notch is formed by: Buccinators only Masseter over buccinators Buccinators over masseter Orbicularis over masseter 18. Main advantage of internal rest seat is Retention and horizontal force stabilisation Horizontal force stabilisation Elimination of visible clasp arms Forces directed are straighter 19. reciprocal arm is flexible and placed in middle 3rd of crown flexible and placed in occlusal 3rd of crown rigid and placed in occlusal 3rd of crown rigid and is placed in middle 3rd of crown 20. In kennedy-applegate classification, the deciding factor is The most anterior tooth The largest tooth in the space The first tooth to be lost The most posterior tooth missing 21. replacement of an absent body part by an artificial device is called obturator prosthesis artificial velum myofunctional appliance 22. Fischer angle is recorded in which plane? Sagittal plane Frontal plane Horizontal plane Vertical plane 23. The anatomical landmarks used to help establish the location of the posterior palatal seal of a maxillary complete denture include the pterygomaxillary notches and the fovea palatinae. posterior border of the tuberosities and the posterior border of the palatine bone. anterior border of the tuberosities, the palatine raphe and the posterior border of the palatine bone. pterygomaxillary notches and the posterior nasal spine. 24. In removable partial denture position of finish line is affected by Position of minor connector Major connector Direct retainer Type of minor connector 25. True regarding relief at the incised papilla during denture fabrication is Routine relief to prevent impinging on the nasopalatine nerves and vessels Should be relieved only when it is on the crest of the ridge because pressure on it would compress the nasopalatine nerves and vessels Relief not required Should be relieved in every case as the incisive foramen is encircled by an annulus of sharp bony projection 26. which of the following is wrong about taking protrusive record 6 mm forward to centric relation the normal function performed an individual with the jaw will be within 6 millimetre beyond 6 millimetre the condyles will be positioned too anteriorly resulting in a reduction of the horizontal angle while programming the articulator articulator will be optimally sensitive to be programmed for then horizontal angle and the Bennett angle only at 6 millimetre distance or above none of the above 27. In an edentulous maxilla, the direction of resorption of the alveolar ridge is upward and palatally. uniform in all directions. upward only. upward and facially. 28. Movement of removable partial denture , around an imaginary vertical axis is stopped by Minor connector Major connector Occlusal rest Direct retainer 29. Arcon articulator is used over non arcon due to? None of the above Condylar guidance angle and occlusal plane relationship not affected The condyle angle changes with opening and closing of mouth The condyle angle does not change with opening and closing of mouth 30. A plaster index is used to Preserve the face bow transfer Maintain the vertical dimension of occlusion All of the above Maintain bite registration 31. Which of the following is not a border movement in the sagittal condylar tracing: Functional jaw movement Maximal opening Terminal hinge position Retrusive supra contact 32. The purpose of dental surveyor is To determine the relative parallelism between abutment teeth To parallel internal rests All of the above To parallel intracoronal attachments 33. In complete denture contruction, the physiologic rest position provides a guide for the selection of cusp inclination. determines the level of the occlusal plane. provides a quide to establish the vertical dimension of occlusion. determines the shape of the compensating curve. 34. If deflective contact occurs on balancing side. What is to be grinded in mandibular posterior teeth: Lingual incline oflingual cusp Lingual incline of facial cusp Facial incline of facial cusp Facial incline of lingual cusp 35. A glossary of Prosthodontics terms is made by The Indian Dental Association The British Dental Association The Federation of Prosthodontic Organisation The American Dental Association 36. Snow shoe effect increases: Support Esthetics Stability Retention 37. training groove is placed in the lower denture in case of mandibulectomy to train the patients tongue position to train tognetic patient to train the orbicularis oris groove 38. RPI clasp in a distal extension cast partial denture Provides pull type retention Provides push type retention Used for buccally tilted molar Is contraindicated 39. Incisal guidance determines? Overjet overbite Compensating curves Occlusal plane Articular eminence 40. Bilabials are produced in? Between resting and occluding position None of above Occluding position Resting position 41. The base of a distal extension partial denture should cover the maximum support area because maximum number of artificial teeth can be placed. phonetics is improved. the force transmitted per unit area will be kept to a minimum. strength of the base is increased. 42. the primary role of partial denture rests is Reciprocation Vertical support Restore the occlusion Bracing 43. if trial of complete denture is to be recorded in india the preferred wax will be corrective wax type I modelling wax type III modelling wax base plate wax 44. What prevents torqueing movement of denture? Stability Retention Support Peripheral seal 45. Anterior vibrating line is located on Posterior to fovea palatina Either on soft or hard palatal tissue Soft palatal tissue Hard palatal tissue 46. The process by which one part of the RPD opposes the action of retainer in function is called Support Reciprocation Retention Stabilisation 47. In Kennedy class 3 RPD, impingement of RPD on gingiva is prevented by Direct retainer Occlusal rest Major connector Reciprocal arm 48. The most important objective of occlusal adjustment of a natural dentition is to achieve a more favorable direction and distribution of forces of occlusion. increase the shearing action in mastication. prevent temporomandibular joint syndrome. improve oral hygiene by preventing food impaction. 49. In denture midline relief depend on Thickness of the palatal mucosa Position of incisive foramen Type of teeth used Resiliency of midline suture 50. Mandibular movement pattern of complete denture patients and those with natural teeth are Same Mandibular movements are irregular in complete denture patients Mandibular movement is slow in complete denture patients Mandibular movement in complete denture patients are completely different 51. Kennedy class IV situation is defined as Single bilateral edentulous space anterior to remaining natural teeth crossing the midline Single edentulous space anterior to remaining teeth but not crossing the midline Single bilateral edentulous dpace posterior to remaining natural teeth Two edentulous spaces one posterior to remaining natural teeth and other in between the remaining natural teeth 52. Post palatal seal provides Resistance Stabilization Retention Support 53. Purpose of transparent acrylic template in case of immediate denture Socket healing Impression taking Trimming of jagged bone margins Conditioning of socket 54. On recall visit of a CD patient, he complaints of sharp pain on the edentulous ridge, O/E there is a clean white area on the ridge.Treatment is Smoothen the acrylic nodule on the denture Apply tissue conditioner Roughened the corresponding area of the denture Adjust occlusion 55. The first step in recording jaw relations record eccentric relation Record protrusive relation Record vertical dimension at rest record vertical dimension of occlusion 56. Angle between major connector and finish line between 90 and 180 degree 90 degree 180-360 degree less than 90 degree 57. Disadvantage(s) of the I-bar is/are Less retention Less horizontal stability None of the above Both of the above 58. denture stability refers to resistance of a denture to move in vertical dimension towards basal seat against any kind of movement more than 25um in any direction to move in vertical direction away from basal seat to move on its tissues foundation especially to lateral forces 59. Labial bar major connector is indicated in all conditions except Labially inclined teeth with spacing Lingually inclined teeth Lingual tori, which cannot be removed Lingual tissue undercut 60. A case presented with all Upper natural teeth and 7 mandibular implants placed, having space of 15mm for the restoration. What would be the ideal treatment plan for the patient? Over denture Hybrid denture Single crown and bridge screw retained Single crown and bridge cement retained 61. Which is not true for palatal lift prosthesis in case of completely edentulous? The retentive meshwork or wire loop is extended to cover the anterior two thirds of the length of the soft palate. Position is sequentially corrected Indicated when palate is not displaceable Retention is compromised 62. Heel-raising movement ofRPD is prevented by? Minor connector Indirect retainer Occlusal rests Direct Retainer 63. impression material of choice in patients with submucous fibrosis is plaster of paris zinc oxide eugenol condensation Silicone addition silicone 64. For the preparation of rest seat The outline to have greater width than length Marginal ridge should be reduced by 1.5mm Marginal ridge should be reduced by 2.5mm The outline to have greater length than width 65. Strongest major connector is Single palatal strap Double palatal strap Single palatal bar Double palatal bar 66. An overextended distobuccal corner of a mandibular denture will push against which muscle during function Zygomaticus Massater Temporalis Orbicularis oris 67. In comparison to gold alloys, base metal alloy removable partial denture frameworks can be made with greater casting accuracy Lighter more ductile. more corrosion resistant. 68. Maxillary cast is attached to articulator by: Functional record Using facebow Changing incisal pin Clinical record 69. While selecting overdenture abutment, preference is given to Submerged roots There is no reason for any preferences Posterior abutments Anterior abutments 70. Rests on terminal abutment teeth for a cast metal removable partial denture provides lateral force transmission. vertical stability. primary retention. indirect retention. 71. Modified “T” clasp is basically a T clasp with nonretentive finger T clasp with no nonretentive finger T clasp with retentive finger T clasp with no retentive finger 72. Most frequently used mandibular major connector is Labial bar Double lingual bar Lingual plate Lingual bar 73. for a balanced occlusion when chondylar inclination is increased the compensating curve should be increased and prominent reversed shallow decreased and flat 74. Which articulator is based on arbitary theories of motion Monson Whipmix Truman Gysi 75. If space between gingival margins of lower anteriors and floor of mouth is less than 8mm, what type of major connector is indicated Sublingual bar Lingual bar Labial bar Linguoplate 76. Surgical removal of a maxillary torus is indicated when The torus is undercut all of the above The torus extends so far posteriorly that it interferes with the posterior palatal seal When it si psychologically disturbing to the patient who suffers from cancerphobia 77. To record the maximum depression of soft palate, it should be recorded with head at what angle to the floor 60 degree Paralle to the floor 90 degree 30 degree 78. tongue movement has its primary effect on lips facial musculature cheeks palatoglossal arch 79. Muscle not involved in buccinator mechanism Superior constrictor of pharynx Orbiularis oris Buccinator Levator anguli oris 80. on closing a denture patient produces a click sound while doing functional movements.the cause may be tightly fitting maxillary denture reduced interocclusal space horizontal displacement of mandibular denture newly rebased denture 81. Instructing a patient to say “Ah” with short vigorous bursts will help in visualizing? Posterior vibrating line Anterior vibrating line Junction of hard and soft palate Soft palate 82. Upon examination of an edentulous patient, it is observed that the tuberosities contact the retromolar pads at the correct occlusal vertical dimension. The treatment of choice is to reduce the tuberosities surgically to provide the necessary clearance. reduce the retromolar pads surgically to provide the necessary clearance. construct new dentures at an increased occlusal vertical dimension to gain the necessary clearance. proceed with construction of the denture and reduce the posterior extension of the mandibular denture to eliminate interferences. 83. Which of the following will increase resistance to dislodging forces on a removable partial denture? Locating direct retainers as close as possible to the distal extension base(s) and the indirect retainers as far as possible from the distal extension base(s). Locating direct and indirect retainers as far as possible from the distal extension base(s). Locating direct retainers as far as possible from the distal extension base(s) and the indirect retainers as close as possible to the distal extension base(s). Locating direct and indirect retainers as close as possible to the distal extension base(s). 84. Overdentures best given on which abutment molars only only canines canine and 1st molar canine and premolar 85. the correctly placed posterior palatal seal creates partial vaccum beneath the maxillary denture vaccum in posterior part of palate vaccum beneath the maxillary denture a close adaptation of maxillary denture at tuberosity 86. A facebow is used to record the relationship of the maxilla to the horizontal hinge axis. incisal guidance. vertical dimension of occlusion. horizontal condylar inclination. 87. The shape of rest seat on the canine should be Flat Triangular Rounded None of the above 88. Design of maxillary major connector depends on Oral comfort Indirect retention Force distribution Direct retention 89. While recording mandibular impression, what is recorded when patient is asked to close the mouth and dentist exerts downward pressure Lingual flange Masseteric notch Retromolar pad Retromylohyoid fossa 90. A patient with class III mobility of upper and lower teeth is suggested immediate complete dentures. When both maxillary and mandibular immediate complete dentures are proposed then what is the recommended protocol Make the maxillary first followed by the mandibular They should be constructed together Construct mandibular first Wait for complete healing of tissues 91. The selective grinding rule for removing premature contacts on the working side of complete dentures is to grind lingual and buccal cusps of maxillary teeth. only the fossae of teeth. only the mandibular teeth. the buccal cusps of maxillary and lingual cusps of mandibular teeth. 92. maximum broad coverage of denture bearing area Occlusal clearance Stability Snow shoe effect Realeff effect 93. True regarding internal rests all except act as occlusal rests provide horizontal stabilisation Provide retention Provide vertical stop 94. Shape of cingulum rest in a cast partial denture Inverted V shape Ovoid Round Spoon shaped 95. Which of the following is the most accurate to measure the height of the floor of the mouth? Use of a special tray Use of periodontal probe and a special tray Using a straight probe Using a periodontal probe 96. In taking an interocclusal wax record in a protrusive position, the dentist should examine the wax record to ensure that the patient has not closed in a lateral position. all cusps have penetrated the wax record and are in contact with the opposing teeth. there is no perforation of the wax record. the incisal edges of the anterior teeth have made contact. 97. Patient complaint of loose immediate dentures today morning, and also told that this happened 2,3 days back also. What could be the Possible reason Patient forgot how to insert the denture Continuous healing of defect Due to shrinkage of resin Due to reduction of diameter of defect 98. When border molding a mandibular custom tray that will be used for a final denture impression, the distolingual extension is limited by the acton of Massater Lateral pterygoid Superior constrictor Buccinator 99. the lingual bar design that interferes least with phonetics involves coverage of the lingual surface of the anterior teeth close contact with the lingual surface of the anterior teeth placement close to the gingival margins of the teeth placement at the lowest level of the mucolingual fold in function 100. Masseter is a strong muscle due to? Multipennate arrangement of fibers Random arrangement of fibers Circumpennate arrangement of fibers Bipenate arrangement of fibers Loading …
