NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
The smear layer present on the root canal wall after
cleaning and shaping is best removed by using
A. EDTA.
B. hydrogen peroxide.
C. chlorhexidine.
D. isopropyl alcohol. - ANSWER--A. EDTA.
The primary etiological factor associated with
periodontal disease is
A. bacterial plaque.
B. calculus.
C. diabetes mellitus.
D. tooth mobility.
E. smoking. - ANSWER--A. bacterial plaque.
Odontoblast gap junctions
A. adhere the cells to one another.
B. attach the cells to the basement membrane.
C. seal off the dentin from the pulp.
D. permit lateral cell-cell communication. - ANSWER--D. permit lateral cell-cell communication.
The inorganic ion that is implicated in primary
hypertension is
A. sodium.
, NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
B. fluoride.
C. potassium.
D. magnesium. - ANSWER--A. sodium.
Which type of malocclusion should be corrected as
early as possible?
A. Class II Division 1 associated with an anterior
open bite.
B. Class II Division 2 associated with an
increased anterior overbite.
C. Class III associated with an anterior open bite.
D. Cross-bite associated with a functional shift of
the mandible from initial contact to maximum
intercuspation.
E. Anterior open bite associated with a lip or digit
sucking habit. - ANSWER--D. Cross-bite associated with a functional shift of the mandible from initial
contact to maximum intercuspation.
A patient with complete dentures complains of
clicking. The most common causes are
A. reduced vertical dimension and improperly
balanced occlusion.
B. excessive vertical dimension and poor
retention.
C. use of too large a posterior tooth and too little
horizontal overlap.
, NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
D. improper relation of teeth to the ridge and
excessive anterior vertical overlap. - ANSWER--B. excessive vertical dimension and poor
retention.
Ideally, within how many hours should one receive
medical attention for percutaneous exposure to
blood borne pathogens?
A. 2.
B. 4.
C. 6.
D. 8. - ANSWER--A. 2.
Which of the following drugs does NOT cause
gingival enlargement?
A. Nifedipine.
B. Cyclosporine.
C. Phenytoin.
D. Prednisolone. - ANSWER--D. Prednisolone.
The maximum recommended number of 1.8ml
cartridges of 2% lidocaine with
epinephrine 1:100,000 that may be safely
administered to a 17kg child is approximately
A. 0.5.
B. 1.
, NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
C. 1.5.
D. 2.
E. 2.5. - ANSWER--D. 2.
Which of the following conditions may develop as a
result of juvenile diabetes mellitus?
A. Ataxia.
B. Aphasia.
C. Deafness.
D. Blindness.
E. Motor paralysis. - ANSWER--D. Blindness.
Which of the following is the most predictable
indicator of periodontal stability?
A. Patient compliance with maintenance visit.
B. Gingival inflammation.
C. Plaque index.
D. Absence of bleeding on probing. - ANSWER--D. Absence of bleeding on probing.
Which condition is associated with elevated serum
alkaline phosphatase and elevated urinary
hydroxyproline levels?
A. Fibrous dysplasia.
B. Paget disease.
C. Sjögren syndrome.
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
The smear layer present on the root canal wall after
cleaning and shaping is best removed by using
A. EDTA.
B. hydrogen peroxide.
C. chlorhexidine.
D. isopropyl alcohol. - ANSWER--A. EDTA.
The primary etiological factor associated with
periodontal disease is
A. bacterial plaque.
B. calculus.
C. diabetes mellitus.
D. tooth mobility.
E. smoking. - ANSWER--A. bacterial plaque.
Odontoblast gap junctions
A. adhere the cells to one another.
B. attach the cells to the basement membrane.
C. seal off the dentin from the pulp.
D. permit lateral cell-cell communication. - ANSWER--D. permit lateral cell-cell communication.
The inorganic ion that is implicated in primary
hypertension is
A. sodium.
, NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
B. fluoride.
C. potassium.
D. magnesium. - ANSWER--A. sodium.
Which type of malocclusion should be corrected as
early as possible?
A. Class II Division 1 associated with an anterior
open bite.
B. Class II Division 2 associated with an
increased anterior overbite.
C. Class III associated with an anterior open bite.
D. Cross-bite associated with a functional shift of
the mandible from initial contact to maximum
intercuspation.
E. Anterior open bite associated with a lip or digit
sucking habit. - ANSWER--D. Cross-bite associated with a functional shift of the mandible from initial
contact to maximum intercuspation.
A patient with complete dentures complains of
clicking. The most common causes are
A. reduced vertical dimension and improperly
balanced occlusion.
B. excessive vertical dimension and poor
retention.
C. use of too large a posterior tooth and too little
horizontal overlap.
, NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
D. improper relation of teeth to the ridge and
excessive anterior vertical overlap. - ANSWER--B. excessive vertical dimension and poor
retention.
Ideally, within how many hours should one receive
medical attention for percutaneous exposure to
blood borne pathogens?
A. 2.
B. 4.
C. 6.
D. 8. - ANSWER--A. 2.
Which of the following drugs does NOT cause
gingival enlargement?
A. Nifedipine.
B. Cyclosporine.
C. Phenytoin.
D. Prednisolone. - ANSWER--D. Prednisolone.
The maximum recommended number of 1.8ml
cartridges of 2% lidocaine with
epinephrine 1:100,000 that may be safely
administered to a 17kg child is approximately
A. 0.5.
B. 1.
, NDEB EXAM, PRACTICE EXAM AND STUDYGUIDE
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |100% GUARANTEED PASS!!
C. 1.5.
D. 2.
E. 2.5. - ANSWER--D. 2.
Which of the following conditions may develop as a
result of juvenile diabetes mellitus?
A. Ataxia.
B. Aphasia.
C. Deafness.
D. Blindness.
E. Motor paralysis. - ANSWER--D. Blindness.
Which of the following is the most predictable
indicator of periodontal stability?
A. Patient compliance with maintenance visit.
B. Gingival inflammation.
C. Plaque index.
D. Absence of bleeding on probing. - ANSWER--D. Absence of bleeding on probing.
Which condition is associated with elevated serum
alkaline phosphatase and elevated urinary
hydroxyproline levels?
A. Fibrous dysplasia.
B. Paget disease.
C. Sjögren syndrome.
