NBDE Part II Questions and Answers A+
Guide
Prolonged, unstimulated night pain suggests which of the
following conditions of the pulp?
a) Pulp necrosis
b) mild hyperemia
c) reversible pulpitis
d) no specific condition - correct answers✅✅a
Response to heat thermal testing indicates what pulpal condition?
- correct answers✅✅Irreversible pulpitis
Palpation tests the spread of inflammation from ____ to _____. -
correct answers✅✅PDL to periodontium
What pulpal condition/tooth would be hardest to anesthetize?
a) irreversible pulpitis on maxillary
b) irreversible on mandibular
c) necrosis on maxillary
d) necrosis on mandibular - correct answers✅✅b
What pulp test would be best on a tooth with a crown? - correct
answers✅✅Cold
What test is best to diagnosis irreversible pulpitis? - correct
answers✅✅Cold/thermal
,NBDE Part II Questions and Answers A+
Guide
How do you test a tooth to differentiate between chronic and
supperative perio? - correct answers✅✅Percussion
What test is used to differentiate between endo and perio lesions?
- correct answers✅✅Percussion
What does a RL at the furc of a primary first molar in a 5 y/o
usually indicate?
a) erupting perm first premolar
b) necrotic pulp
c) normal anatomy - correct answers✅✅b
Apexification is done on a vital/nonvital tooth with a
incomplete/open apex. - correct answers✅✅Nonvital,
incomplete
Apexogensis is done on a vital/nonvital tooth with a
incomplete/open apex. - correct answers✅✅Vital, open
13 y/o pt has a non-vital maxillary central. The apex is still open.
What should be done? - correct answers✅✅Apexification
What is the most common reason for failure of replantation of
avulsed teeth? - correct answers✅✅External resorption
,NBDE Part II Questions and Answers A+
Guide
Which is most damaging to the PDL?
a) extrusion
b) intrusion
c) lateral luxation
d) avulsion - correct answers✅✅b
What tx should be done to a perm central that experienced
trauma resulting in intrusion of 5 mm? What if it is primary? -
correct answers✅✅Pull to normal position and splint; observe
to let it re-erupt
What is the primary purpose of sodium hypochlorite? - correct
answers✅✅Dissolve necrotic tissue
Soidum hypochlorite is used in endo for all the following EXCEPT:
a) irrigation
b) germicide
c) dissolve organic material
d) chelation - correct answers✅✅d
What is NOT an advantage of stainless steel endo files?
a) More flexible
b) less chance for breaking
, NBDE Part II Questions and Answers A+
Guide
c) allows the file to be centered in canal
d) aids in depth penetration - correct answers✅✅c
All are advantages of nickel titanium endo files over steel EXCEPT:
a) flexibility
b) bending memory
c) direction of the flutes - correct answers✅✅c
Which of the following is NOT an advantage of Ni-Ti endo files over
stainless steel?
a) maintains shape of the canal
b) flexibility
c) resistance to fracture - correct answers✅✅c
Which endo-involved case has the best prognosis?
a) perf in external resorption
b) perf in internal resorption
c) extruded gutta percha - correct answers✅✅b
What is the most common cell in a necrotic pulp? - correct
answers✅✅PMN
Guide
Prolonged, unstimulated night pain suggests which of the
following conditions of the pulp?
a) Pulp necrosis
b) mild hyperemia
c) reversible pulpitis
d) no specific condition - correct answers✅✅a
Response to heat thermal testing indicates what pulpal condition?
- correct answers✅✅Irreversible pulpitis
Palpation tests the spread of inflammation from ____ to _____. -
correct answers✅✅PDL to periodontium
What pulpal condition/tooth would be hardest to anesthetize?
a) irreversible pulpitis on maxillary
b) irreversible on mandibular
c) necrosis on maxillary
d) necrosis on mandibular - correct answers✅✅b
What pulp test would be best on a tooth with a crown? - correct
answers✅✅Cold
What test is best to diagnosis irreversible pulpitis? - correct
answers✅✅Cold/thermal
,NBDE Part II Questions and Answers A+
Guide
How do you test a tooth to differentiate between chronic and
supperative perio? - correct answers✅✅Percussion
What test is used to differentiate between endo and perio lesions?
- correct answers✅✅Percussion
What does a RL at the furc of a primary first molar in a 5 y/o
usually indicate?
a) erupting perm first premolar
b) necrotic pulp
c) normal anatomy - correct answers✅✅b
Apexification is done on a vital/nonvital tooth with a
incomplete/open apex. - correct answers✅✅Nonvital,
incomplete
Apexogensis is done on a vital/nonvital tooth with a
incomplete/open apex. - correct answers✅✅Vital, open
13 y/o pt has a non-vital maxillary central. The apex is still open.
What should be done? - correct answers✅✅Apexification
What is the most common reason for failure of replantation of
avulsed teeth? - correct answers✅✅External resorption
,NBDE Part II Questions and Answers A+
Guide
Which is most damaging to the PDL?
a) extrusion
b) intrusion
c) lateral luxation
d) avulsion - correct answers✅✅b
What tx should be done to a perm central that experienced
trauma resulting in intrusion of 5 mm? What if it is primary? -
correct answers✅✅Pull to normal position and splint; observe
to let it re-erupt
What is the primary purpose of sodium hypochlorite? - correct
answers✅✅Dissolve necrotic tissue
Soidum hypochlorite is used in endo for all the following EXCEPT:
a) irrigation
b) germicide
c) dissolve organic material
d) chelation - correct answers✅✅d
What is NOT an advantage of stainless steel endo files?
a) More flexible
b) less chance for breaking
, NBDE Part II Questions and Answers A+
Guide
c) allows the file to be centered in canal
d) aids in depth penetration - correct answers✅✅c
All are advantages of nickel titanium endo files over steel EXCEPT:
a) flexibility
b) bending memory
c) direction of the flutes - correct answers✅✅c
Which of the following is NOT an advantage of Ni-Ti endo files over
stainless steel?
a) maintains shape of the canal
b) flexibility
c) resistance to fracture - correct answers✅✅c
Which endo-involved case has the best prognosis?
a) perf in external resorption
b) perf in internal resorption
c) extruded gutta percha - correct answers✅✅b
What is the most common cell in a necrotic pulp? - correct
answers✅✅PMN
