NDEB Exam Set Questions With Revised Correct Detailed Answers & Rationales |ALREADY GRADED A+ PASS >> BRAND NEW VERSION
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Course
NDEB
Institution
NDEB
NDEB Exam Set Questions With
Revised Correct Detailed Answers
& Rationales
|ALREADY GRADED A+ PASS
>> BRAND NEW VERSION
1. Saliva is most effective in minimizing an acid
challenge by its
A. lubrication function.
B. antimicrobial effect.
C. buffering action.
D. fluoride con...
NDEB Exam Set Questions With
Revised Correct Detailed Answers
& Rationales
|ALREADY GRADED A+ PASS
>> BRAND NEW VERSION
1. Saliva is most effective in minimizing an acid
challenge by its
A. lubrication function.
B. antimicrobial effect.
C. buffering action.
D. fluoride concentration.
C. buffering action.
2. Which root surfaces are most likely to have
concavities which make root planing difficult?
A. Distal surfaces of mandibular canines.
B. Distal surfaces of maxillary canines.
C. Mesial surfaces of maxillary central incisors.
D. Mesial surfaces of maxillary first premolars.
D. Mesial surfaces of maxillary first premolars.
Also mesial surfaces of mandibular incisors
3. To improve denture stability, mandibular molar teeth
should normally be placed
A. over the crest of the mandibular ridge.
B. buccal to the crest of the mandibular ridge.
,C. over the buccal shelf area.
D. lingual to the crest of the mandibular ridge.
A. over the crest of the mandibular ridge.
4. Duraflor®
A. is only effective on dry, plaque-free teeth.
B. can remineralize early root carious lesions.
C. causes unsightly stain on exposed roots.
D. should only be used on individuals in
unfluoridated areas.
B. can remineralize early root carious lesions.
Note: Duraflor is a 5% NaF varnish
5. Reduced thyroid hormone level in a child is
associated with
A. lack of tooth eruption.
B. early tooth eruption.
C. delayed tooth eruption.
D. supernumerary teeth.
C. delayed tooth eruption.
6. Following the IV administration of a
benzodiazepine, a patient becomes apneic and
unresponsive. Which of the following drugs should
be administered immediately?
A. Naloxone.
B. Propranolol.
C. Amphetamine.
D. Flumazenil.
E. Atropine.
D. Flumazenil.
Hint: when you have a flu you cant breath properly, FLUmazenil
Apneic is a temporary cessation of breathing
,7. A patient on broad spectrum antibiotics for 4 weeks
has widespread, sore, red and white oral mucosal
lesions. The most likely diagnosis is
A. candidiasis.
B. leukoplakia.
C. erythema multiforme.
D. erosive lichen planus.
E. pemphigoid.
A. candidiasis.
8. The predominant micro-organisms associated with
periodontitis are
A. Gram-positive aerobes.
B. Gram-negative aerobes.
C. Gram-positive anaerobes.
D. Gram-negative anaerobes.
D. Gram-negative anaerobes.
9. Following a pulpotomy in a second primary molar
with extensive occlusal caries, what is the most
appropriate restoration?
A. Resin-modified glass ionomer.
B. Bonded amalgam.
C. Composite resin.
D. Stainless steel crown.
D. Stainless steel crown.
10. Patients who have gingival enlargements surgically
removed should be forewarned that there is a high
incidence of
A. altered taste sensation.
B. dentinal hypersensitivity.
C. reoccurrence of gingival enlargement.
D. post-operative swelling.
C. reoccurrence of gingival enlargement.
, 11. The physiopathology of sleep apnea is most likely
related to
A. excessive oropharyngeal muscular tonus during
sleep.
B. central nervous system respiratory depression.
C. obstruction in lower airways.
D. a severe Angle Class III malocclusion.
B. central nervous system respiratory depression.
A - should be less tonus of muscles, C is upper airwar, and D is true if class II not III
12. Obstructive sleep apnea (OSA) is characterized by recurrent collapse of the
pharyngeal airway during sleep, resulting in substantially reduced (hypopnea) or
complete cessation (apnea) of airflow despite ongoing breathing efforts.
A rubber dam should be used in
A. pulp capping procedures.
B. amalgam placement.
C. composite placement.
D. removing carious dentin from deep lesions.
E. all of the above.
E. all of the above.
13. The most appropriate method to prevent root canal
obstruction during the instrumentation phase of
endodontic treatment is to
A. obtain adequate access.
B. use a chelating agent.
C. irrigate copiously.
D. use reamers instead of files
C. irrigate copiously.
14. Pulp polyp is
A. an acute pathological lesion.
B. a proliferative reaction of the pulp.
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