NDEB SOLVED QUESTIONS AND CORRECT A
fg fg fg fg fg
NSWERS
,The principal reason for a cavosurface bevel on an in
fg fg fg fg fg fg fg fg fg
lay preparation is to
fg fg fg
A. remove undermined enamel. fg fg
B. improve marginal adaptation. fg fg
C. decrease marginal percolation. fg fg
D. increase resistance and retention forms. correct answer: B. improve marginal adaptation.
fg fg fg fg fg fg f g fg fg fg
Lichen planus occurs most frequently on the
fg fg fg fg fg fg
A. buccal mucosa. fg
B. tongue.
C. floor of the mouth. fg fg fg
D. gingiva. correct answer: A. buccal mucosa. fg fg f g fg fg
The pulpal floor of a Class II cavity is cut perpendic
fg fg fg fg fg fg fg fg fg fg
ular to the long axis of the tooth EXCEPT in the
fg fg fg fg fg fg fg fg fg fg
A. maxillary first premolar. fg fg
B. maxillary second premolar. fg fg
C. mandibular second premolar. fg fg
D. mandibular first premolar. correct answer: D. mandibular first premolar. fg fg fg fg f g fg fg fg
Upon examination of an edentulous patient, it is obs
fg fg fg fg fg fg fg fg
erved that the tuberosities contact the retromolar pad
fg fg fg fg fg fg fg
s at the correct occlusal vertical dimension. The trea
fg fg fg fg fg fg fg fg
tment of choice is to fg fg fg fg
A. reduce the retromolar pads surgically to fg fg fg fg fg fg
provide the necessary clearance. fg fg fg
B. reduce the tuberosities surgically to provide the fg fg fg fg fg fg fg
necessary clearance. fg
C. construct new dentures at an increased occlusal fg fg fg fg fg fg fg
vertical dimension to gain the necessary clearance.
fg fg fg fg fg fg
D. proceed with construction of the denture and r fg fg fg fg fg fg fg
educe the posterior extension of the
fg fg fg fg fg
mandibular denture to eliminate interferences. correct answer: B. reduce the tuberosities surgical
fg fg fg fg fg fg f g fg fg fg fg
ly to provide the
fg fg fg
necessary clearance. fg
In the absence of "Hanks balanced salt solution", wh
fg fg fg fg fg fg fg fg
at is the most appropriate media to transport an avulse
fg fg fg fg fg fg fg fg fg
d tooth?
fg
A. Saliva.
,B. Milk.
C. Saline.
D. Tap water. correct answer: B. Milk.
fg fg fg f g fg
The setting of a zinc- fg fg fg fg
phosphate cement can best be retarded by fg fg fg fg fg fg
A. decreasing the particle size. fg fg fg
B. increasing the concentration of water in the l fg fg fg fg fg fg fg
iquid.
C. increasing the rate of addition of the powder to t fg fg fg fg fg fg fg fg fg
he liquid. fg
D. cooling the glass mixing slab. correct answer: D. cooling the glass mixing slab.
fg fg fg fg fg fg f g fg fg fg fg fg
What is the most likely diagnosis of a white lesion on
fg fg fg fg fg fg fg fg fg fg fg
the retromolar pad opposing a non-
fg fg fg fg fg
functional molar? fg
A. Alveolar ridge keratosis. fg fg
B. Candidiasis.
C. Lichen planus. fg
D. Squamous cell carcinoma correct answer: A. Alveolar ridge keratosis fg fg fg fg f g fg fg fg
Which of the following is the most likely cause of ost
fg fg fg fg fg fg fg fg fg fg
eoporosis, glaucoma, hypertension and peptic ulcers fg fg fg fg fg
in a 65 year old with Crohn's disease?
fg fg fg fg fg fg fg fg
A. Uncontrolled diabetes. fg
B. Systemic corticosteroid therapy. fg fg
C. Chronic renal failure. fg fg
D. Prolonged NSAID therapy. fg fg
E. Malabsorption syndrome. correct answer: B. Systemic corticosteroid therapy. fg fg fg f g fg fg fg
A hinge axis facebow records
fg fg fg fg
A. Bennett angle. fg
B. centric relation. fg
C. lateral condylar inclination. fg fg
D. horizontal condylar inclination. fg fg
E. opening and closing axis of the mandible. correct answer: E. opening and closing axis of the
fg fg fg fg fg fg fg fg f g fg fg fg fg fg fg fg
mandible.
The most important objective of occlusal adjustment of
fg fg fg fg fg fg fg fg
a natural dentition is to
fg fg fg fg
A. prevent temporomandibular joint syndrome. fg fg fg
B. increase the shearing action in mastication. fg fg fg fg fg
C. improve oral hygiene by preventing food i fg fg fg fg fg fg
mpaction.
D. achieve a more favorable direction and fg fg fg fg fg
distribution of forces of occlusion. correct answer: D. achieve a more favorable direction and
fg fg fg fg fg fg f g fg fg fg fg fg fg
, distribution of forces of occlusion. fg fg fg fg
Which condition has NOT been associated with Cand
fg fg fg fg fg fg fg
ida albicans infection?
fg fg
A. Median rhomboid glossitis. fg fg
B. Angular cheilitis. fg
C. Denture stomatitis. fg
D. Aphthous ulcerations. fg
E. Oral hairy leukoplakia. correct answer: D. Aphthous ulcerations.
fg fg fg fg f g fg fg
Which of the following is essential for successful peri
fg fg fg fg fg fg fg fg
odontal treatment? fg
A. Scaling.
B. Final evaluation and maintenance on a oneyear r
fg fg fg fg fg fg fg
ecall.
C. Periodontal flap surgery. fg fg
D. Elimination of local etiologic factors. correct answer: D. Elimination of local etiologic f
fg fg fg fg fg fg f g fg fg fg fg fg
actors.
If a complete mandibular denture causes a burning s
fg fg fg fg fg fg fg fg
ensation in the premolar region, this is due to the d
fg fg fg fg fg fg fg fg fg fg
enture exerting pressure in/on the
fg fg fg fg
A. fibres of the buccinator muscle. fg fg fg fg
B. lingual branch of the mandibular division of t
fg fg fg fg fg fg fg
he trigeminal nerve.
fg fg
C. underlying bone. fg
D. mental branch of the inferior alveolar nerve.fg fg fg fg fg fg
E. buccal frenum area. correct answer: D. mental branch of the inferior alveolar nerve.
fg fg fg fg f g fg fg fg fg fg fg fg
A hinge axis facebow records
fg fg fg fg
A. Bennett angle. fg
B. centric relation. fg
C. lateral condylar inclination. fg fg
D. horizontal condylar inclination. fg fg
E. opening and closing axis of the mandible. correct answer: E. opening and closing axis of the
fg fg fg fg fg fg fg fg f g fg fg fg fg fg fg fg
mandible.
Which of the following microorganisms are most fre
fg fg fg fg fg fg fg
quently found in infected root canals?
fg fg fg fg fg
A. Streptococcus viridans. fg
B. Staphylococcus aureus. fg
C. Lactobacilli.
D. Enterococci.
E. Staphylococcus albus. correct answer: A. Streptococcus viridans. fg fg fg f g fg fg
The predominant type of movement produced by a
fg fg fg fg fg fg fg
fg fg fg fg fg
NSWERS
,The principal reason for a cavosurface bevel on an in
fg fg fg fg fg fg fg fg fg
lay preparation is to
fg fg fg
A. remove undermined enamel. fg fg
B. improve marginal adaptation. fg fg
C. decrease marginal percolation. fg fg
D. increase resistance and retention forms. correct answer: B. improve marginal adaptation.
fg fg fg fg fg fg f g fg fg fg
Lichen planus occurs most frequently on the
fg fg fg fg fg fg
A. buccal mucosa. fg
B. tongue.
C. floor of the mouth. fg fg fg
D. gingiva. correct answer: A. buccal mucosa. fg fg f g fg fg
The pulpal floor of a Class II cavity is cut perpendic
fg fg fg fg fg fg fg fg fg fg
ular to the long axis of the tooth EXCEPT in the
fg fg fg fg fg fg fg fg fg fg
A. maxillary first premolar. fg fg
B. maxillary second premolar. fg fg
C. mandibular second premolar. fg fg
D. mandibular first premolar. correct answer: D. mandibular first premolar. fg fg fg fg f g fg fg fg
Upon examination of an edentulous patient, it is obs
fg fg fg fg fg fg fg fg
erved that the tuberosities contact the retromolar pad
fg fg fg fg fg fg fg
s at the correct occlusal vertical dimension. The trea
fg fg fg fg fg fg fg fg
tment of choice is to fg fg fg fg
A. reduce the retromolar pads surgically to fg fg fg fg fg fg
provide the necessary clearance. fg fg fg
B. reduce the tuberosities surgically to provide the fg fg fg fg fg fg fg
necessary clearance. fg
C. construct new dentures at an increased occlusal fg fg fg fg fg fg fg
vertical dimension to gain the necessary clearance.
fg fg fg fg fg fg
D. proceed with construction of the denture and r fg fg fg fg fg fg fg
educe the posterior extension of the
fg fg fg fg fg
mandibular denture to eliminate interferences. correct answer: B. reduce the tuberosities surgical
fg fg fg fg fg fg f g fg fg fg fg
ly to provide the
fg fg fg
necessary clearance. fg
In the absence of "Hanks balanced salt solution", wh
fg fg fg fg fg fg fg fg
at is the most appropriate media to transport an avulse
fg fg fg fg fg fg fg fg fg
d tooth?
fg
A. Saliva.
,B. Milk.
C. Saline.
D. Tap water. correct answer: B. Milk.
fg fg fg f g fg
The setting of a zinc- fg fg fg fg
phosphate cement can best be retarded by fg fg fg fg fg fg
A. decreasing the particle size. fg fg fg
B. increasing the concentration of water in the l fg fg fg fg fg fg fg
iquid.
C. increasing the rate of addition of the powder to t fg fg fg fg fg fg fg fg fg
he liquid. fg
D. cooling the glass mixing slab. correct answer: D. cooling the glass mixing slab.
fg fg fg fg fg fg f g fg fg fg fg fg
What is the most likely diagnosis of a white lesion on
fg fg fg fg fg fg fg fg fg fg fg
the retromolar pad opposing a non-
fg fg fg fg fg
functional molar? fg
A. Alveolar ridge keratosis. fg fg
B. Candidiasis.
C. Lichen planus. fg
D. Squamous cell carcinoma correct answer: A. Alveolar ridge keratosis fg fg fg fg f g fg fg fg
Which of the following is the most likely cause of ost
fg fg fg fg fg fg fg fg fg fg
eoporosis, glaucoma, hypertension and peptic ulcers fg fg fg fg fg
in a 65 year old with Crohn's disease?
fg fg fg fg fg fg fg fg
A. Uncontrolled diabetes. fg
B. Systemic corticosteroid therapy. fg fg
C. Chronic renal failure. fg fg
D. Prolonged NSAID therapy. fg fg
E. Malabsorption syndrome. correct answer: B. Systemic corticosteroid therapy. fg fg fg f g fg fg fg
A hinge axis facebow records
fg fg fg fg
A. Bennett angle. fg
B. centric relation. fg
C. lateral condylar inclination. fg fg
D. horizontal condylar inclination. fg fg
E. opening and closing axis of the mandible. correct answer: E. opening and closing axis of the
fg fg fg fg fg fg fg fg f g fg fg fg fg fg fg fg
mandible.
The most important objective of occlusal adjustment of
fg fg fg fg fg fg fg fg
a natural dentition is to
fg fg fg fg
A. prevent temporomandibular joint syndrome. fg fg fg
B. increase the shearing action in mastication. fg fg fg fg fg
C. improve oral hygiene by preventing food i fg fg fg fg fg fg
mpaction.
D. achieve a more favorable direction and fg fg fg fg fg
distribution of forces of occlusion. correct answer: D. achieve a more favorable direction and
fg fg fg fg fg fg f g fg fg fg fg fg fg
, distribution of forces of occlusion. fg fg fg fg
Which condition has NOT been associated with Cand
fg fg fg fg fg fg fg
ida albicans infection?
fg fg
A. Median rhomboid glossitis. fg fg
B. Angular cheilitis. fg
C. Denture stomatitis. fg
D. Aphthous ulcerations. fg
E. Oral hairy leukoplakia. correct answer: D. Aphthous ulcerations.
fg fg fg fg f g fg fg
Which of the following is essential for successful peri
fg fg fg fg fg fg fg fg
odontal treatment? fg
A. Scaling.
B. Final evaluation and maintenance on a oneyear r
fg fg fg fg fg fg fg
ecall.
C. Periodontal flap surgery. fg fg
D. Elimination of local etiologic factors. correct answer: D. Elimination of local etiologic f
fg fg fg fg fg fg f g fg fg fg fg fg
actors.
If a complete mandibular denture causes a burning s
fg fg fg fg fg fg fg fg
ensation in the premolar region, this is due to the d
fg fg fg fg fg fg fg fg fg fg
enture exerting pressure in/on the
fg fg fg fg
A. fibres of the buccinator muscle. fg fg fg fg
B. lingual branch of the mandibular division of t
fg fg fg fg fg fg fg
he trigeminal nerve.
fg fg
C. underlying bone. fg
D. mental branch of the inferior alveolar nerve.fg fg fg fg fg fg
E. buccal frenum area. correct answer: D. mental branch of the inferior alveolar nerve.
fg fg fg fg f g fg fg fg fg fg fg fg
A hinge axis facebow records
fg fg fg fg
A. Bennett angle. fg
B. centric relation. fg
C. lateral condylar inclination. fg fg
D. horizontal condylar inclination. fg fg
E. opening and closing axis of the mandible. correct answer: E. opening and closing axis of the
fg fg fg fg fg fg fg fg f g fg fg fg fg fg fg fg
mandible.
Which of the following microorganisms are most fre
fg fg fg fg fg fg fg
quently found in infected root canals?
fg fg fg fg fg
A. Streptococcus viridans. fg
B. Staphylococcus aureus. fg
C. Lactobacilli.
D. Enterococci.
E. Staphylococcus albus. correct answer: A. Streptococcus viridans. fg fg fg f g fg fg
The predominant type of movement produced by a
fg fg fg fg fg fg fg
