Page 1 of 360
NDEB COMPLETE ACTUAL EXAM
QUESTIONS WITH VERIFIED SOLUTIONS
TESTED AND APPROVED!!!
In inhalation analgesia, what is the safe maximal
nitrous oxide concentration that can be delivered? A.
50%.
B. 60%.
C. 70%.
D. 80%. -- ANSWER--C. 70%.
The bond between porcelain and metal in a
ceramometal (porcelain bonded to metal) crown is
A. chemical.
B. mechanical.
C. equally chemical and mechanical.
D. neither chemical nor mechanical. -- ANSWER--
A. chemical.
The predominant immunoglobulin isolated from
saliva is A.
IgG.
B. IgM.
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C. IgA.
D. IgD. -- ANSWER--C. IgA.
Soft tissue pockets CANNOT be reduced by A.
occlusal adjustment.
B. scaling and root planing (debridement).
C. open flap curettage.
D. guided tissue regeneration -- ANSWER--A.
occlusal adjustment.
Roots of the permanent maxillary central incisors
are completed by what age? A. 8 years.
B. 10 years.
C. 12 years.
D. Later than 12 years. -- ANSWER--B. 10 years.
The principal reason for a cavosurface bevel on an
inlay preparation is to
A. remove undermined enamel.
B. improve marginal adaptation.
C. decrease marginal percolation.
D. increase resistance and retention forms. --
ANSWER--B. improve marginal adaptation.
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Lichen planus occurs most frequently on the A.
buccal mucosa.
B. tongue.
C. floor of the mouth.
D. gingiva. -- ANSWER--A. buccal mucosa.
Which condition has NOT been associated with
Candida albicans infection?
A. Median rhomboid glossitis.
B. Angular cheilitis.
C. Denture stomatitis.
D. Aphthous ulcerations.
E. Oral hairy leukoplakia. -- ANSWER--D.
Aphthous ulcerations.
Which of the following is essential for successful
periodontal treatment? A. Scaling.
B. Final evaluation and maintenance on a oneyear
recall.
C. Periodontal flap surgery.
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D. Elimination of local etiologic factors. --
ANSWER--D. Elimination of local etiologic
factors.
If a complete mandibular denture causes a burning
sensation in the premolar region, this is due to the
denture exerting pressure in/on the A. fibres of
the buccinator muscle.
B. lingual branch of the mandibular division of
the trigeminal nerve. C. underlying bone.
D. mental branch of the inferior alveolar nerve.
E. buccal frenum area. -- ANSWER--D. mental branch of the inferior
alveolar nerve.
A hinge axis facebow records A.
Bennett angle.
B. centric relation.
C. lateral condylar inclination.
D. horizontal condylar inclination.
E. opening and closing axis of the mandible. --
ANSWER--E. opening and closing axis of the
mandible.
Which of the following microorganisms are most
frequently found in infected root canals? A.
NDEB COMPLETE ACTUAL EXAM
QUESTIONS WITH VERIFIED SOLUTIONS
TESTED AND APPROVED!!!
In inhalation analgesia, what is the safe maximal
nitrous oxide concentration that can be delivered? A.
50%.
B. 60%.
C. 70%.
D. 80%. -- ANSWER--C. 70%.
The bond between porcelain and metal in a
ceramometal (porcelain bonded to metal) crown is
A. chemical.
B. mechanical.
C. equally chemical and mechanical.
D. neither chemical nor mechanical. -- ANSWER--
A. chemical.
The predominant immunoglobulin isolated from
saliva is A.
IgG.
B. IgM.
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C. IgA.
D. IgD. -- ANSWER--C. IgA.
Soft tissue pockets CANNOT be reduced by A.
occlusal adjustment.
B. scaling and root planing (debridement).
C. open flap curettage.
D. guided tissue regeneration -- ANSWER--A.
occlusal adjustment.
Roots of the permanent maxillary central incisors
are completed by what age? A. 8 years.
B. 10 years.
C. 12 years.
D. Later than 12 years. -- ANSWER--B. 10 years.
The principal reason for a cavosurface bevel on an
inlay preparation is to
A. remove undermined enamel.
B. improve marginal adaptation.
C. decrease marginal percolation.
D. increase resistance and retention forms. --
ANSWER--B. improve marginal adaptation.
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Lichen planus occurs most frequently on the A.
buccal mucosa.
B. tongue.
C. floor of the mouth.
D. gingiva. -- ANSWER--A. buccal mucosa.
Which condition has NOT been associated with
Candida albicans infection?
A. Median rhomboid glossitis.
B. Angular cheilitis.
C. Denture stomatitis.
D. Aphthous ulcerations.
E. Oral hairy leukoplakia. -- ANSWER--D.
Aphthous ulcerations.
Which of the following is essential for successful
periodontal treatment? A. Scaling.
B. Final evaluation and maintenance on a oneyear
recall.
C. Periodontal flap surgery.
, Page 4 of 360
D. Elimination of local etiologic factors. --
ANSWER--D. Elimination of local etiologic
factors.
If a complete mandibular denture causes a burning
sensation in the premolar region, this is due to the
denture exerting pressure in/on the A. fibres of
the buccinator muscle.
B. lingual branch of the mandibular division of
the trigeminal nerve. C. underlying bone.
D. mental branch of the inferior alveolar nerve.
E. buccal frenum area. -- ANSWER--D. mental branch of the inferior
alveolar nerve.
A hinge axis facebow records A.
Bennett angle.
B. centric relation.
C. lateral condylar inclination.
D. horizontal condylar inclination.
E. opening and closing axis of the mandible. --
ANSWER--E. opening and closing axis of the
mandible.
Which of the following microorganisms are most
frequently found in infected root canals? A.
