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​DENTAL- PAGE 6


DENTAL MCQs- PAGE 6

1:-The primary denture support area for a mandibular complete denture is        A:-The crest of the ridge        B:-Buccal shelf area        C:-Mylohyoid ridge        D:-Retromolar pad        Ans: B

2:-Two or more parallel axial surfaces of abutment teeth shaped to direct the prosthesis during placement and removal are called        A:-Indirect retainers        B:-Undercuts        C:-Guiding planes        D:-Reciprocation        Ans: C

3:-The advantage of a metal denture base over a resin base is        A:-Low cost        B:-Poor dimensional stability        C:-Greater weight        D:-Thermal conductivity        Ans: D

4:-Face-bow is used for        A:-Recording vertical jaw relation        B:-Recording horizontal jaw relation        C:-Recording orientation jaw relation        D:-Recording centric relation        Ans: C

5:-The cross section of lingual bar is        A:-Pear shaped        B:-Half pear shaped        C:-Round shaped        D:-Triangular shaped        Ans: B

6:-During surveying, the height of contour is delineated by        A:-Analyzing rod        B:-Undercut gauge        C:-Carbon marker        D:-Wax knife        Ans: A

7:-Labial frenum contains        A:-Levator angulioris muscle        B:-Buccinator        C:-Orbicularis muscle        D:-No muscle        Ans: D

8:-The primary purpose of posterior palatal seal is        A:-To provide retention for the maxillary denture        B:-To provide support for the maxillary denture        C:-To reduce food accumulation beneath the denture        D:-To compensate the volumetric shrinkage of polymerisation of acrylic resin        Ans: A

9:-Labial bar is indicated in case of        A:-Incompetent lips        B:-Diastema        C:-Labial inclination of teeth        D:-Lingual inclination of teeth        Ans: D

10:-The part of an RPD frame work that transmits stress to the abutment teeth and also serves as a vertical stop for the framework is called a        A:-Major connector        B:-Minor connector        C:-Rest        D:-Denture base        Ans: C

11:-A mean value articulator is also known as        A:-Anatomic articulator        B:-Hinge articulator        C:-Three point articulator        D:-Semi adjustable articulator        Ans: C

12:-The posterior occlusal plane in complete denture is made parallel to        A:-Ala tragal line        B:-High lip line        C:-Low lip line        D:-Frankfurt horizontal plane        Ans: A

13:-Which of the following Kennedy's class cannot have modification spaces?        A:-Class I        B:-Class II        C:-Class III        D:-Class IV        Ans: D

14:-Boiling point of PMMA monomer is        A:-103°C        B:-100.8°C        C:-130°C        D:-113°C        Ans: B

15:-Base metal alloys are most commonly invested using        A:-Gypsum bonded investment        B:-Phosphate bonded investment        C:-Silicate bonded investment        D:-Divestment        Ans: B

​16:-Which of the following is not hydrophilic?        A:-Agar        B:-Polysulphide        C:-Alginate        D:-Polyether        Ans: B

17. Ideal Sterilization method for instruments that may be prone to corrosion or heat damage is
 A:-Dry Heat Sterilization
 B:-Chemical Vapour Sterilization
 C:-Glass Bead Sterilization
 D:-Ethylene oxide Sterilization
Ans: D

18. Seperators used in fixed orthodontic appliances are
 A:-Passive components
 B:-Active components
 C:-Both active and passive component
 D:-None of the above
Ans: B

19. During orthodontic treatment, there is proliferation of the interdental papillae.To increase the circulation and to prevent formation of pendulous fibrous areas, it is recommended to use
 A:-a hard rubber interdental stimulator
 B:-a soft rubber interdental stimulator
 C:-a soft multitufted tooth brush
 D:-a hard multitufted tooth brush
Ans: B
​
20. Elgiloy orthodontic wires are also called as
 A:-Cobalt Chromium
 B:-Beta-titanium
 C:-Nitinol
 D:-Coaxial archwires
Ans: ​A
 
​21:-Which of the following is not an impression material for dentulous condition
 A:-Alginate
 B:-Agar
 C:-Impression compound
 D:-Addition silicone
 Ans: C

22:-Which of the following is a reversible impression material
 A:-Agar
 B:-Gypsum
 C:-Alginate
 D:-Zinc oxide eugenol impression paste
 Ans: A

23:-Which of the following is an elastomeric impression material
 A:-Impression compound
 B:-Alginate
 C:-Polyether
 D:-Zinc oxide eugenol impression paste
 Ans: C

24:-For the manipulation of acrylic, the polymer:monomer ratio by volume is,
 A:-1:3
 B:-3:1
 C:-2:1
 D:-1:2
 Ans: B

25:-Type III Gypsum product is
 A:-Impression plaster
 B:-Dental stone
 C:-Dental stone , High strength
 D:-Dental stone, High strength , High expansion
 Ans: B

26:-The accelerator solution for Zinc oxide eugenol impression paste contains,
 A:-Silica
 B:-Borax
 C:-Potassium sulphate
 D:-Calcium chloride
 Ans: D

27:-The fluid resin technique is for;
 A:-Fabrication of denture bases
 B:-Pouring of casts
 C:-Manipulation of alginate
 D:-Manipulation of addition silicone
 Ans: A

28:-The most popular implant material is
 A:-Stainless Steel
 B:-Nickel Chromium alloy
 C:-Cobalt Chromium alloy
 D:-Titanium
 Ans: D

29:-The retarder present in alginate is
 A:-Sodium phosphate
 B:-Calcium sulphate
 C:-Potassium titanium fluoride
 D:-Zinc oxide
 Ans: A

30:-The component in inlay wax which improve its smoothness in molding and make it more resistant to cracking and flaking is
 A:-Paraffin wax
 B:-Gum dammar
 C:-Carnauba wax
 D:-Candelilla wax
 Ans: B

31:-Lipschutz bodies are a common pathological feature of
 A:-Sarcoidosis
 B:-Primary Herpetic Stomatitis
 C:-Syphilis
 D:-Recurrent Aphthous Stomatitis
 Ans: B

32:-A sharp bend in the crown or root of a tooth results in
 A:-Dilaceration
 B:-Gemination
 C:-Turner’s hypoplasia
 D:-Concrescence
 Ans: A

33:-Antoni Type A tissue and Antoni Type B tissue are characteristic features of
 A:-Osteosarcoma
 B:-Neurofibroma
 C:-Schwannoma
 D:-Neurofibrosarcoma
 Ans: C

34:-. Characteristic lesions of Erythema multiforme are called
 A:-Tzanck cells
 B:-Nikolsky’s sign
 C:-Wickham’s striae
 D:-Bull’s eye
 Ans: D

35:-. Liesegang’s rings and driven snow appearance are characteristic features of
 A:-Calcifying epithelial odontogenic tumor
 B:-Squamous odontogenic tumor
 C:-Odontome
 D:-Ameloblastoma
 Ans: A

36:-. Most common malignancy of the oral cavity is
 A:-Adenocarcinoma
 B:-Basal cell carcinoma
 C:-Malignant melanoma
 D:-Squamous cell carcinoma
 Ans: D

37:-Eburnation of Dentin is seen in
 A:-Radiation caries
 B:-Rampant caries
 C:-Arrested caries
 D:-Pit and fissure caries
 Ans: C

38:-. Mucocele commonly occurs on the
 A:-Upper lip
 B:-Lower lip
 C:-Bucccal mucosa
 D:-Palate
 Ans: B

39:-Most common malignant salivary gland tumor in children
 A:-Acinic cell carcinoma
 B:-Polymorphous low grade adenocarcinoma
 C:-Adenoid cystic carcinoma
 D:-Mucoepidermoid carcinoma
 Ans: D

40:-The virus group that is associated with Squamous Papilloma is
 A:-Human Papova virus
 B:-Human Immunodeficiency virus
 C:-Herpes simplex virus
 D:-Paramyxovirus
 Ans: A

41:-Disclosing agent is used to detect
 A:-Dental caries
 B:-Plaque
 C:-Malocclusion
 D:-Tooth vitality
 Ans: B

42:-Most commonly used mouth wash
 A:-Hydrogen peroxide
 B:-Saline
 C:-Chlorhexidine
 D:-Sodium fluoride
 Ans: C

43:-Safely tolerated dose of Fluoride is
 A:-8-16mg/kg body wt
 B:-16-32 mg/kg body wt
 C:-32-64mg/kg body wt
 D:-1-8mg/kg body wt
 Ans: A

44:-'Trench mouth' is the alternative name for
 A:-Plaque induced gingivitis
 B:-Herpetic gingivitis
 C:-Acute necritizing ulcerative gingivitis
 D:-Eruption gingivitis
 Ans: C

45:-First deciduous tooth to erupt into oral cavity
 A:-Mandibular first molar
 B:-Maxillary canine
 C:-Maxillary central incisor
 D:-Mandibular central incisor
 Ans: D

46:-All are permanent restorative materials EXCEPT
 A:-Glass ionomer
 B:-Composite
 C:-Amalgam
 D:-Zinc oxide eugenol
 Ans: D

47:-Brushing technique used in children
 A:-Fones method
 B:-Stillmanns metod
 C:-Charters method
 D:-Wilsons method
 Ans: A

48:-Advantages of Glass ionomer cement are all EXCEPT
 A:-Fluoride release
 B:-Aesthetics
 C:-Chemical bond
 D:-Mechanical bond
 Ans: D

49:-Normal Eruption sequence of deciduous teeth
 A:-ABCDE
 B:-ABDEC
 C:-ABDCE
 D:-EABCD
 Ans: C

50:-Brudevold technique is used with
 A:-Stannous fluoride
 B:-APF
 C:-Sodium Fluoride
 D:-Fluoride varnish
 Ans: B
51:-Activator in developer solution is
 A:-Potassium Bromide
 B:-Sodium Sulfite
 C:-Sodium Carbonate
 D:-Hydroquinone
 Ans: C

52:-In an X-ray tube, X-rays originate from
 A:-Tungsten Filament
 B:-Tungsten target
 C:-Focusing cup
 D:-Copper stem
 Ans: B

53:-According to position and distance rule to reduce the occupational radiation exposure, operator should be away from source by a distance of
 A:-6 feet
 B:-4 feet
 C:-5 feet
 D:-8 feet
 Ans: A

54:-X -ray beam can be restricted in size by using
 A:-Filter
 B:-Collimator
 C:-Intensifying screen
 D:-Grids
 Ans: B

55:-The transformer used to heat the tungsten filament of an X-ray tube is
 A:-Step -up transformer
 B:-Auto transformer
 C:-Transducer
 D:-Step down transformer
 Ans: D

56:-Standard intraoral periapical film size for adults is
 A:-Size 0
 B:-Size 1
 C:-Size 2
 D:-Size 4
 Ans: C

57:-The SI unit of Radiation absorbed dose is
 A:-Rad
 B:-Rem
 C:-Sievert
 D:-Gray
 Ans: D

58:-X -ray filters are most commonly made up of
 A:-Aluminium
 B:-Zinc
 C:-Lead
 D:-Tungsten
 Ans: A

59:-Which of the following is most susceptible to radiation
 A:-Nerve
 B:-Blood forming tissue
 C:-Muscle
 D:-Brain
 Ans: B

60:-Reflecting layer in an intensifying screen is made up of
 A:-Titanium Dioxide
 B:-Calcium Tungstate
 C:-Lithium Bromide
 D:-Lanthanum Oxybromide
 Ans: A

61:-The four principal components of periodontium consists of ?
 A:-Gingiva, cementum , alveolar bone & oral mucosa
 B:-Gingiva , cementum , alveolar bone & periodontal ligament
 C:-Gingiva , cementum , periodontal ligament & connective tissue
 D:-Gingiva , alveolar bone , cementum & keratinizing mucosa
 Ans: B

62:-The tooth surface which least accumulation of plaque is seen in ?
 A:-Facial
 B:-Mesial
 C:-Distal
 D:-Lingual
 Ans: D

63:-'Periodontal disease results from the elaboration of noxious products by the entire plaque flora' is the basic principle of ?
 A:-Non specific plaque hypothesis
 B:-Specific plaque hypothesis
 C:-Ecological plaque hypothesis
 D:-Socransky's hypothesis
 Ans: A

64:-Organ systems & conditions possibly influenced by periodontal infection are all except
 A:-Reproductive system
 B:-Musculo- skeletal system
 C:-Cardiovascular system
 D:-Endocrine system
 Ans: B

65:-Gingivitis confined to one or more inter dental spaces in a limited area is termed as?
 A:-Localized marginal gingivitis
 B:-Localized papillary gingivitis
 C:-Localized diffuse gingivitis
 D:-Diffuse gingivitis
 Ans: B

66:-The functional unit referred to as dento-gingival unit consists of ?
 A:-Periodontal ligament fibers & gingival fibers
 B:-Sharpy's fibers & cementum
 C:-Junctional epithelium & gingival fibers
 D:-Cementum & gingival fibers
 Ans: C

67:-The ingredient in tartar control tooth paste which has shown to reduce deposition of new calculus on teeth is ?
 A:-Pyrophosphates
 B:-Flourides
 C:-Polyvinyl chlorides
 D:-Silicones
 Ans: A

68:-The interdental aid recommended for the area with no interdental papillae is ?
 A:-Dental floss
 B:-Super floss
 C:-Interproximal brush
 D:-Single tufted brush
 Ans: D

69:-The protective inflammatory & immune process in response to plaque biofilm , resulting in tissue damage of the host is termed as ?
 A:-Autologous damage
 B:-Immune complex damage
 C:-Bystander damage
 D:-Reciprocal damage
 Ans: C

70:-For patients with periodontal disease, the term 'target hygiene' refers to ?
 A:-teaching a sulcular brushing using vibratory motion
 B:-attaining an oral hygiene level with no plaque
 C:-attaining optimal gingival health with no bleeding
 D:-attaining optimal periodontal health with no disease
 Ans: A

71:-Cutting through tissues and separating tissue planes is called
 A:-Curettage
 B:-Resection
 C:-Dissection
 D:-Secondary repair
 Ans: C

72:-Transplantation of tissues or organs between different species is called
 A:-Xenogenic
 B:-Alloplastic
 C:-Autogenous
 D:-Allogenic
 Ans: A

73:-Causes of Oro Antral communication
 A:-Maxillary Pre prosthetic surgery
 B:-Mandibular Pre Prosthetic surgery
 C:-Implant placement in Mandible
 D:-Option 2 and 3
 Ans: A

74:-Stobie s technique is
 A:-Extraction of Mandibular incisors
 B:-Zygomatic arch elevation
 C:-Inferior Alveolar nerve block technique
 D:-Answer not in options
 Ans: A

75:-Which of the following is a common component of dental forceps and elevators ?
 A:-Handle
 B:-Hinge
 C:-Shank
 D:-Blade
 Ans: A

76:-Surgical emphysema may be caused by
 A:-Use of high speed air turbine handpieces with the exhaust facing the surgical side
 B:-Increased intraoral pressure
 C:-Use of hydrogen peroxide in the surgical wound
 D:-All the above options
 Ans: D

77:-Which is the most efficient fixation technique in fracture mandible central crossing the midline region ?
 A:-Mono cortical compression plating
 B:-Bi cortical compression plating
 C:-Lag screw
 D:-Use of 3 D plates
 Ans: B

78:-Which of the following is NOT a function of Zygoma ?
 A:-Protection of globe and associated structures
 B:-Origination of masseter muscle
 C:-Transmission of part of the masticatory forces to the cranial base
 D:-Insertion of the temporalis muscle
 Ans: D

79:-Port wine stain is
 A:-Capillary hemangioma
 B:-Capillary malformation
 C:-Congenital dermal vascular ectasia
 D:-Option 2 and 3
 Ans: D

80:-Lincoln s highway is associated with
 A:-Head and neck infections
 B:-Spread of oral malignancy
 C:-Options 1 and 2
 D:-None of the above.
 Ans: A

 
​81:-The ability of a material to be drawn into sheets is called
 A:-Malleability
 B:-Ductility
 C:-Resiliency
 D:-Toughness
Ans: A

82:-Which of the following is not a die material ?
 A:-Epoxy resin
 B:-Type IV dental stone
 C:-Electroformed dies
 D:-Ceramic
Ans: D

83:-Which of the following landmark limits the extent of mandibular denture ?
 A:-Buccal shelf area
 B:-Lingual Frenum
 C:-Retromolar pad
 D:-Buccal frenum
Ans: C

84:-Mean value articulator is based on
 A:-Spherical theory of occlusion
 B:-Conical theory of occlusion
 C:-Bonwills theory of occlusion
 D:-Lingualised occlusion
Ans: C

85:-Which of the following classes in Kennedy's classification does not have any modifications ?
 A:-Class I
 B:-Class II
 C:-Class III
 D:-Class IV
Ans: D

86:-External and internal finish lines are associated with
 A:-Complete denture
 B:-Removable partial denture
 C:-Fixed partial denture
 D:-Maxillofacial prosthesis
Ans: B

87:-The ideal thickness of base of a cast is
 A:-3 – 4 mm
 B:-10 – 12 mm
 C:-8 – 10 mm
 D:-15 – 16 mm
Ans: D

88:-The process of resurfacing the tissue side of a denture with new base material to provide a more accurate fit is called
 A:-Relining
 B:-Rebusing
 C:-Tissue conditioning
 D:-Tissue adaptation
Ans: A

89:-The fusion temperature of impression compound is
 A:-43.5°C
 B:-39°C
 C:-37°C
 D:-65°C
Ans: A

90:-The cement which is least soluble in oral cavity is
 A:-Glass ionomer
 B:-Resin cement
 C:-Polycarboxylate cement
 D:-Silicate cement
Ans: B

91:-Which of the following cements is more irritant to pulp tissues ?
 A:-Glass ionomer
 B:-Zinc phosphate
 C:-Polycarboxylate
 D:-Silicate
Ans: D

92:-The tooth is anchored on to the alveolar bone by means of
 A:-Enamel
 B:-Dentin
 C:-Pulp
 D:-Periodontal ligament
Ans: D

93:-Dental formula for human permanent dentition is
 A:-2 1 2 3
 B:-2 1 0 2
 C:-2 1 3 3
 D:-2 1 3 2
Ans: A

94:-Cusp of Carabelli is seen in
 A:-Maxillary `1^(st)` permanent molar
 B:-Mandibular `1^(st)` permanent molar
 C:-Maxillary `1^(st)` premolar
 D:-Mandibular `1^(st)` premolar
Ans: A

95:-Curing cycle is related to
 A:-Composites
 B:-Acrylic
 C:-Porcelain
 D:-Elastomeric impression material
Ans: B

96:-The suspended member of a fixed partial denture that replaces missing tooth or teeth and restores ethetics, mastication and speech is
 A:-Abutment
 B:-Pontic
 C:-Connector
 D:-Retainer
Ans: B

97:-The part of an fixed partial denture that connects pontic and retainer is
 A:-Stress breaker
 B:-Connector
 C:-Indirect retainer
 D:-Minor connector
Ans: B

98:-The choice of pontic in maxillary anterior region is
 A:-Ovate
 B:-Conical
 C:-Ridge lap
 D:-Sanitary
Ans: A

99:-The central incisors are set at what distance in relation to incisive papilla ?
 A:-1 – 3 mm
 B:-2 – 4 mm
 C:-4 – 6 mm
 D:-6 – 8 mm
Ans: D

100:-The most important requirement of major connector is
 A:-Esthetics
 B:-Should cover cingulum
 C:-Should not cover marginal gingiva
 D:-Rigidity
Ans: D
​
  • Dental
  • Dental- Page 1
  • Dental- Page 2
  • Dental- Page 3

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      • UPSC EXAM SYLLABUS- CIVIL ENGINEERING
      • UPSC EXAM SYLLABUS- GEOGRAPHY
      • UPSC EXAM SYLLABUS- COMMERCE AND ACCOUNTING
      • UPSC EXAM SYLLABUS- ECONOMICS
      • UPSC EXAM SYLLABUS- ELECTRICAL ENGINEERING
      • UPSC EXAM SYLLABUS- HISTORY
      • UPSC EXAM SYLLABUS- LAW
      • UPSC EXAM- FREQUENTLY ASKED QUESTIONS (FAQs)
      • UPSC EXAM SYLLABUS- MANAGEMENT
      • UPSC EXAM SYLLABUS- MATHEMATICS
      • UPSC EXAM SYLLABUS- MECHANICAL ENGINEERING
      • UPSC EXAM SYLLABUS- MEDICAL SCIENCE
      • UPSC EXAM SYLLABUS- PHILOSOPHY
      • UPSC EXAM SYLLABUS- PHYSICS
      • UPSC EXAM SYLLABUS- POLITICAL SCIENCE AND INTERNATIONAL RELATIONS
      • UPSC EXAM SYLLABUS- PSYCHOLOGY
      • UPSC EXAM SYLLABUS- PUBLIC ADMINISTRATION
      • UPSC EXAM SYLLABUS- SOCIOLOGY
      • UPSC EXAM SYLLABUS- STATISTICS
      • UPSC EXAM SYLLABUS- ZOOLOGY
    • THE COMBINED GEOSCIENTIST AND GEOLOGIST EXAMINATION SYLLABUS
    • COMBINED MEDICAL SERVICES EXAMINATION SYLLABUS
    • JOINT ENTRANCE EXAMINATION
    • OPTIONAL SUBJECTS OF UPSC EXAM TOPPERS
    • UPSC- EXAM CENTRES
    • UPSC EXAM TIMETABLE/ PATTERN
    • UPSC EXAM BEGINNERS TIPS
    • COMBINED GRADUATE LEVEL EXAMINATION- SSC
    • OVERVIEW OF GATE EXAM
    • UPSC INDIAN FOREST SERVICE >
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- AGRICULTURE
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- AGRICULTURAL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- ANIMAL HUSBANDRY AND VETERINARY SCIENCE
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- BOTANY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CHEMISTRY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CHEMICAL ENGINEERING
      • GEN. STUDIES- INDIA PAGE 5
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- CIVIL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- FORESTRY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- GEOLOGY
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- MATHEMATICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- MECHANICAL ENGINEERING
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- PHYSICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- STATISTICS
      • UPSC INDIAN FOREST SERVICE- SYLLABUS- ZOOLOGY
  • SITEMAP
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