All India Institute of Medical Sciences 2009 SOLVED S 2007 - Question Paper

71. 1 of the subsequent is actual about a pier abutment:
A. Presence of edentulous space mesial to the abutment tooth.
B. Presence of edentulous space distal to the abutment tooth.
C. Presence of edentulous spaces on both sides of the abutment tooth.
D. A periodontally weak abutment.

71. ans is: C- Presence of edentulous spaces on both sides of the abutment tooth.
(Ref. Nallaswamy first Ed/ pg 550)


72. The accurate placement of an indirect retainer is:
A. Near the fulcrum line.
B. Away from the fulcrum line.
C. Near the direct retainer.
D. Near the edentulous area.

72. ans is: B- Away from the fulcrum line.
(Ref. McCracken’s: eleventh Ed/Pg 156)

73. Lingual bar is: (size & shape)
A. six gauge, pear shaped.
B. four gauge, pear shaped.
C. six gauge, half pear shaped.
D. four gauge, half pear shaped.

73. ans is: C- six gauge, half pear shaped.
(Ref. McCracken’s: eleventh Ed/Pg 39)

74. accurate indication for a lingual plate is:
A. When the lingual sulcus is deep.
B. When the ridge is not strong enough to support the teeth.
C. When more number of anterior teeth are involved.
D. Any of the above can be an indication.

74. ans is: C- When more number of anterior teeth are involved.
(Ref. McCracken’s: eleventh Ed/Pg 42, 61)

75. Disadvantage of a flexible major connector is:
A. Causes other components of the RPD to become more effective.
B. Causes overload & periodontal destruction of the abutment teeth.
C. reduced retention.
D. -----------

75. ans is: B- Causes overload & periodontal destruction of the abutment teeth.
(Ref. McCracken’s: eleventh Ed/Pg 35-36)

OPERATIVE DENTISTRY

76. Permeability of dentin does not depend upon:
A. Smear layer.
B. Diffusion co-efficient of fluid.
C. Convection of fluid
D. Length of dentinal tubules.

76. ans is: Still searching

77. Incipient or recurrent caries can be detected before they are visible on a radiograph by:
A. Visible light.
B. Ultrasonic light.
C. Fibre optic trans-illumination.
D. Digital Fibre optic trans-illumination.

77. ans is: D- Digital Fibre optic trans-illumination.
(Ref. Damle third Ed/ 51, Internet references) Repeat AIPG-06.

78. Resistance form is that shape of a cavity which:
A. Prevents displacement of restoration.
B. Permits restoration to withstand occlusal forces.
C. Prevents displacement of restoration & Permits restoration to withstand occlusal forces.
D. Allows for adequate instrumentation.

78. ans is: B- Permits restoration to withstand occlusal forces.
(Ref. Sturdevant’s: fourth Ed/pg 290)

79. Pin used in pin retained restoration of an endodontically treated tooth is:
A. Cemented.
B. Friction locked.
C. Self threaded.
D. Any of the above.

79. ans is: A- Cemented pin
(Ref: Sturdevant- second Ed. / Page. 373.) Repeat AIPG-06.

ENDODONTICS

80. Sterilization of Gutta percha points is done by:
A. Hot salt sterilizer
B. Autoclaving
C. Chemical solutions
D. Dry heat.

80. ans is: C- Chemical solutions.
(Ref: Grossman-11th Ed/ Pg 140) Repeat AIPG-06.

81. Difference ranging from physical characteristics of a file & reamer is:
A. The cross-section of reamers is square and files are triangular in cross part.
B. The numbers of flutes on the blade are more in files than in reamers.
C. The reamers have more flutes in the blade.
D. Files have 2 superficial grooves to produce flutes in a double helix design.

81. ans is: B- The numbers of flutes on the blade are more in files than in reamers.
(Ref. Grossman eleventh Ed/ 195) Repeat AIIMS-MAY-06.

ORTHODONTICS

82. A dentist performed restorative procedure in an 11 year old child and obtained that the primary molars were in different stages of exfoliation with slight anterior crowding current. His next appointment should be:
A. After 3 months for observation
B. After 6 months for recall checkup
C. After 1 year
D. When all the permanent teeth will erupt

82. ans is: A- After 3 months for observation
(Ref: National boards series-Q. no.16, March 1980 paper) Repeat AIIMS-MAY-07.

83. Rectangular wire used in edgewise appliance is primarily meant for:
A. Correction of crown root position
B. Increasing the strength of wire
C. Correction of Arch-length Deficiency
D. Used for correction of anterior crowding

83. ans is: A- Correction of crown root position
(Ref. Proffit- second Ed/Pg 343) Repeat AIIMS-MAY-06.

84. A buccal coil spring is used to regain space ranging from first premolar & first molar. The most common post treatment complication is:
A. Pain
B. Gingival irritation
C. Tendency for the first molar to intrude
D. Tendency for the first premolar to rotate

84. ans is: D- Tendency for the first premolar to rotate
(Ref: National boards series-Q. no.26, March 1980 paper) Repeat AIIMS-MAY-06.

85. Arch space for the eruption of third molars is created by:
A. Apposition of alveolar process
B. Resorption of posterior border of Ramus
C. Resorption of anterior border of Ramus.
D. Apposition of lower body of mandible.

85. ans is: C- Resorption of anterior border of Ramus.
(Ref. Bhalajhi third Ed/ Pg 33) Repeat AIIMS-MAY-06.

86. ANB angle of 2? indicates:
A. A favorable relationship of maxillary alveolar base to Mandibular alveolar base
B. A favorable relationship of mandible to cranium.
C. Poor cranial growth
D. Upright incisors

86. ans is: A- A favorable relationship of maxillary alveolar base to mandibular alveolar base.
(Ref: Bhalajhi- third Ed/ 154, National boards series-Q. no.23, March 1980 paper) Repeat AIIMS-MAY-06.

87. When a maxillary removable orthodontic appliance is 1st placed, the effect on patient’s speech will be:
A. Difficulty with lingual vowels for a few days.
B. Difficulty with lingual vowel for several weeks.
C. Difficulty with linguoalveolar consonants for a few days.
D. Difficulty with linguoalveolar consonants for several weeks.

87. ans is: C- Difficulty with linguoalveolar consonants for a few days.
(Ref: National boards series-Q. no.24, March 1980 paper) Repeat AIIMS-MAY-06.

PEDODONTICS

88. Pulse oxymetry is used for the determination of:
A. Rate of blood flow.
B. Oxygen saturation.
C. Blood quantity.
D. Blood coefficient.

88. ans is: B- Oxygen saturation
(Ref. Shobha Tandon first Ed/ Pg 338) Repeat AIIMS-MAY-06.

89. A non-invasive method to measure the blood flow is:
A. Electric pulp testing.
B. Percussion.
C. Laser Doppler flowmetry.
D. Radiographic visualization.

89. ans is: C- Laser Doppler flowmetry
(Ref. Shobha Tandon, first Ed/ 332) Repeat AIIMS-MAY-06.

90. 1st to advocate distal shoe in 1929:
A. Wilson.
B. William.
C. Willet.
D. Roche.
90. ans is: C- Willet.
(Ref: AIIMS-MAY-06, Q-86)
Q. All are good sources of n3 Poly Unsaturated Fatty Acids (PUFAs) except:
(1) Groundnut Oil
(2) Mustard Oil
(3) Corn Oil
(4) Fish Oil

A. Groundnut Oil ( AIIMS 2007 Nov. , AIPG 2008 Jan)

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