| Post Name | DENTAL MECHANIC - MEDICAL EDUCATION |
|---|---|
| Question Paper Code | 058/2019/OL |
| Category Code | 015/2019 |
| Date of Test | 3 December 2019 |
| Medium of Question | ENGLISH |
| Exam Type | Online Examination |
| Total Questions | 100 |
1
The primary denture support area for a mandibular complete denture is
Answer
B. Buccal shelf area
2
Two or more parallel axial surfaces of abutment teeth shaped to direct the prosthesis during placement and removal are called
Answer
C. Guiding planes
3
The advantage of a metal denture base over a resin base is
Answer
D. Thermal conductivity
4
Face-bow is used for
Answer
C. Recording orientation jaw relation
5
The cross section of lingual bar is
Answer
B. Half pear shaped
6
During surveying, the height of contour is delineated by
Answer
C. Carbon marker
7
Labial frenum contains
Answer
D. No muscle
8
The primary purpose of posterior palatal seal is
Answer
A. To provide retention for the maxillary denture
9
Labial bar is indicated in case of
Answer
D. Lingual inclination of teeth
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
Answer
C. Rest
11
A mean value articulator is also known as
Answer
C. Three point articulator
12
The posterior occlusal plane in complete denture is made parallel to
Answer
A. Ala tragal line
13
Which of the following Kennedy's class cannot have modification spaces?
Answer
D. Class IV
14
Boiling point of PMMA monomer is
Answer
B. 100.8°C
15
Base metal alloys are most commonly invested using
Answer
B. Phosphate bonded investment
16
Which of the following is not hydrophilic?
Answer
B. Polysulphide
17
Tripoding the cast is done for
Answer
A. Reorientation of the cast to surveyor
18
Zinc oxide-eugenol impression material sets by
Answer
C. Chelation
19
Which of the following is known as Model cement?
Answer
C. Sticky wax
20
The most dimensionally accurate impression material is
Answer
D. Addition silicone
21
The term "Green shrinkage" is related to
Answer
B. Investments
22
Balanced stone refers to
Answer
D. Product containing equal amount of accelerator and retarder
23
The distance between maxillary major connector and gingival margin is
Answer
A. 6 mm
24
The minimum thickness of base of the cast at its thinnest portion should be
Answer
B. 10 mm
25
The most important factor in the arrangement of teeth is
Answer
C. Occlusion
26
The most difficult tooth to set in a complete denture patient is
Answer
C. Maxillary central incisor
27
The pontic given in esthetic zone is
Answer
A. Ovate
28
A refractory die is made from
Answer
C. Duplicating the master die
29
Porcelain bond to the alloy primarily by
Answer
A. Chemical bond
30
Which of the following material is not desirable for making refractory cast from final cast of RPD?
Answer
D. Polyether
31
Permanent tooth with least mesio-distal dimension is
Answer
C. Mandibular central incisor
32
Which among these is used for designing cast partial denture?
Answer
C. Casting wax
33
Buffing wheels are used in
Answer
D. Polishing process
34
The projection of maxillary anterior teeth beyond their antagonists in a horizontal plane is referred to as
Answer
B. Over jet
35
Rouge is used in polishing
Answer
D. Gold
36
The use of Chromium in Cobalt - Chromium alloy is
Answer
C. Corrosion resistance
37
Which of the following fuel gas is better for soldering?
Answer
C. Propane
38
The hardest structure in human body is
Answer
A. Enamel
39
Which among the following is a most commonly used provisional restoration?
Answer
B. Acrylic crowns
40
The most common tilt employed during surveying is
Answer
C. Zero tilt
41
Proximal plate employed in RPD is
Answer
C. Minor connector
42
I bar engages
Answer
A. Mesiobuccal undercut
43
Swing lock partial denture is a modification of
Answer
A. Labial bar
44
Christensen's Phenomenon is associated with
Answer
A. Complete dentures
45
All of the following are components of pontic except
Answer
D. Connector
46
The ability of the prosthesis to resist displacement in a vertical direction is
Answer
Question Cancelled
47
The angle the rest makes with the minor connector should be
Answer
D. Less than 90°
48
The filler incorporated in a impression material imparts
Answer
A. Strength
49
The most durable maxillofacial prosthetic material is
Answer
C. Silicones
50
The maximum intercuspation of teeth is
Answer
B. Centric occlusion
51
Die spacer should provide space of
Answer
B. 0.25 microns
52
Wires preferred for leveling and alignment
Answer
C. Triangular
53
In blocking out the master cast during surveying, which one of the following is not a blockout?
Answer
D. Round blockout
54
The function of minor connector in a clasp assembly is
Answer
D. All of the above
55
Which of the following cements possesses anticariogenic property?
Answer
B. Glassionomer
56
What must be added to steel in order to render it stainless?
Answer
C. Chromium 12-30%
57
White gold alloys contain
Answer
B. Palladium
58
The activator used in visible light curing system is
Answer
D. Camphoroquinone
59
The cement used for attachment of orthodontic brackets to teeth is
Answer
Question Cancelled
60
Most common drawback of amalgam restoration is
Answer
A. Secondary expansion
61
In complete denture patients,
Answer
A. Centric relation coincides with centric occlusion
62
Black casting results due to
Answer
A. Contamination with sulphur
63
Beading provides
Answer
B. Land area of cast
64
The corner stone of maxillary dental arch is
Answer
B. Maxillary canine
65
The mean value articulator is based on which theory of occlusion?
Answer
A. Bonwill's theory
66
The process of applying a thin mix of dental stone which is painted over the wax surface and denture teeth is
Answer
C. Coring
67
The curve located antero posteriorly in a complete denture is
Answer
A. Curve of Spee
68
Hawley's appliance is used in orthodontics for
Answer
B. Retention
69
The choice of pontic in mandibular posterior region is
Answer
C. Sanitary
70
Screw gag is indicated for patients having
Answer
A. Trismus
71
An obturator is indicated for patients having
Answer
C. Cleft palate
72
A combination clasp consists of
Answer
B. Cast reciprocal arm and wrought retentive arm
73
Reinforcing shellac or acrylic with orthodontic wires increases
Answer
C. Strength
74
The simultaneous contact of all teeth both in centric as well as eccentric relation and in right and left and anterior and posterior occlusal areas is referred to as
Answer
D. Balanced occlusion
75
The term Pindex is related to
Answer
C. Die system
76
The most commonly used separating media is
Answer
A. Sodium alginate
77
Muscles of mastication include all except
Answer
D. Platysma
78
Heat cure acrylic is packed in
Answer
C. Dough stage
79
The process of resurfacing the tissue surface of the denture base is
Answer
B. Relining
80
The distance between the incisive papilla and the central incisors in teeth arrangement should be
Answer
C. 6-8 mm
81
The letters M and S in the teeth set indicate
Answer
C. Mold and shade
82
The cusp of Carabelli is found on
Answer
A. Maxillary first molar
83
The mesial developmental groove or mesial developmental depression is found in
Answer
B. Maxillary 1st premolar
84
The oblique ridge found in maxillary first molar connects
Answer
A. Mesiolingual and distobuccal cusps
85
Labial bow is used in
Answer
A. Retraction
86
The ability of the material to be drawn into thin wires is called
Answer
B. Ductility
87
Posterior Palatal seal area aids in
Answer
A. Retention of denture
88
The apparent force of attraction existing between two dissimilar bodies in close contact is
Answer
A. Adhesion
89
The refractory material used in investment is
Answer
A. Silica
90
Antiflux used during soldering is
Answer
C. Graphite
91
Ditching should be done in dies
Answer
A. 0.5 mm short of finish line
92
The technique of acrylisation employed routinely in dental practice is known as
Answer
B. Compression molding technique
93
Coffin spring is employed for
Answer
C. Expansion of maxillary arch
94
Anterior inclined plane or upper inclined plane is used in correction of
Answer
B. Retroclination of lower anterior teeth
95
The zone of flame that is used in casting process is
Answer
C. Reducing zone
96
The sprue length and thickness used in casting should be
Answer
D. Short and thick
97
Chamfer finish line is employed in fixed partial denture for
Answer
B. Metal crown
98
The anchorage in which the resistance of one or more dental units is utilized to move one or more opposing dental units
Answer
C. Reciprocal anchorage
99
Frankel's appliance is a
Answer
C. Myofunctional appliance
100
Shape memory is exhibited by
Answer
A. Nickel-Titanium alloy
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