ENDO OSCE EVALUATION EXAM ACTUAL QUESTIONS
AND SOLUTIONS GRADED A+
✔✔The most common cause of pulpal inflammation is
A. Bacteria
B. Accidental trauma
C. Operative cavity preparation
D. Idiopathic
E. No base material - ✔✔A. Bacteria
✔✔Which of the following tests would be most important for distinguishing between
reversible pulpitis and symptomatic irreversible pulpitis?
A. Transillumination
B. EPT
C. Percussion
D. Palpation
E. Thermal test - ✔✔E. Thermal test
✔✔Total necrosis of the pulpal (without periapical involvement) differs clinically from
irreversible pulpitis in that necrosis exhibits:
A. No response to ice
B. Spontaneous pain
C. Much pain to percussion
D. Soft tissue swelling
E. Hypersensitivity to cold - ✔✔A. No response to ice
✔✔The following tests and/or signs are necessary in diagnosing disease confined to the
pulp space:
A. Thermal tests/EPT
B. Percussion, palpation
C. Chief complaint
D. A and C
E. B and C - ✔✔D. A and C
✔✔Which of the following must be damaged before a radiolucency can be detected?
A. Cortical bone
B. Cancellous bone
C. Periosteum
D. Woven bone - ✔✔A. Cortical bone
✔✔Which instrument or test would most likely give the strongest clinical confirmation of
a vertical root fracture of an intact endo treated tooth?
A. X-ray
B. Percussion
C. Probe
, D. Palpation
E. Fiber optic light - ✔✔C. Probe
✔✔Acute apical abscess = an inflammatory reaction to pulpal infection and necrosis
characterized by rapid onset, spontaneous pain, tenderness of the tooth to pressure,
pus formation, and swelling of associated tissues. What are some signs and symptoms
of an acute apical abscess?
A. Pain, mobility, nothing visible radiographically
B. Pain to percussion but not palpation
C. Pain, mobility, something visible radiographically
D. Pain to palpation but not percussion - ✔✔A. Pain, mobility, nothing visible
radiographically
✔✔When a patient can bite on a tooth in a certain way and he/she feels a quick, sharp
pain that immediately leaves, what does this indicate?
A. Irreversible pulpitis
B. Mastication pain
C. Reversible pulpitis
D. Acute apical periodontitis
E. A-delta fibers are functioning properly - ✔✔E. A-delta fibers are functioning properly
✔✔Which will NOT result in a false negative with the electric pulp tester?
A. Premedication with analgesics or hypnotics
B. Recent trauma to the mouth
C. Poor electrode contact
D. Gingival conduction via saliva
E. Forgetting to turn on the EPT meter - ✔✔D. Gingival conduction via saliva
✔✔Two endodontic situations that are symptomatically indistinguishable are
A. Irreversible pulpitis and necrosis
B. Necrosis and acute apical periodontitis
C. Osteosclerosis and health
D. Phoenix abscess and chronic apical periodontitis
E. None of the above - ✔✔C. Osteosclerosis and health
✔✔Your patient reports sensitivity following instrumentation of a vital tooth. It is most
likely due to
A. Inflammatory response
B. Infection
C. Over instrumentation
D. Under instrumentation - ✔✔A. Inflammatory response
✔✔Total pulp extirpation will generally cause
A. Acute pulpitis
B. Hyperemia
AND SOLUTIONS GRADED A+
✔✔The most common cause of pulpal inflammation is
A. Bacteria
B. Accidental trauma
C. Operative cavity preparation
D. Idiopathic
E. No base material - ✔✔A. Bacteria
✔✔Which of the following tests would be most important for distinguishing between
reversible pulpitis and symptomatic irreversible pulpitis?
A. Transillumination
B. EPT
C. Percussion
D. Palpation
E. Thermal test - ✔✔E. Thermal test
✔✔Total necrosis of the pulpal (without periapical involvement) differs clinically from
irreversible pulpitis in that necrosis exhibits:
A. No response to ice
B. Spontaneous pain
C. Much pain to percussion
D. Soft tissue swelling
E. Hypersensitivity to cold - ✔✔A. No response to ice
✔✔The following tests and/or signs are necessary in diagnosing disease confined to the
pulp space:
A. Thermal tests/EPT
B. Percussion, palpation
C. Chief complaint
D. A and C
E. B and C - ✔✔D. A and C
✔✔Which of the following must be damaged before a radiolucency can be detected?
A. Cortical bone
B. Cancellous bone
C. Periosteum
D. Woven bone - ✔✔A. Cortical bone
✔✔Which instrument or test would most likely give the strongest clinical confirmation of
a vertical root fracture of an intact endo treated tooth?
A. X-ray
B. Percussion
C. Probe
, D. Palpation
E. Fiber optic light - ✔✔C. Probe
✔✔Acute apical abscess = an inflammatory reaction to pulpal infection and necrosis
characterized by rapid onset, spontaneous pain, tenderness of the tooth to pressure,
pus formation, and swelling of associated tissues. What are some signs and symptoms
of an acute apical abscess?
A. Pain, mobility, nothing visible radiographically
B. Pain to percussion but not palpation
C. Pain, mobility, something visible radiographically
D. Pain to palpation but not percussion - ✔✔A. Pain, mobility, nothing visible
radiographically
✔✔When a patient can bite on a tooth in a certain way and he/she feels a quick, sharp
pain that immediately leaves, what does this indicate?
A. Irreversible pulpitis
B. Mastication pain
C. Reversible pulpitis
D. Acute apical periodontitis
E. A-delta fibers are functioning properly - ✔✔E. A-delta fibers are functioning properly
✔✔Which will NOT result in a false negative with the electric pulp tester?
A. Premedication with analgesics or hypnotics
B. Recent trauma to the mouth
C. Poor electrode contact
D. Gingival conduction via saliva
E. Forgetting to turn on the EPT meter - ✔✔D. Gingival conduction via saliva
✔✔Two endodontic situations that are symptomatically indistinguishable are
A. Irreversible pulpitis and necrosis
B. Necrosis and acute apical periodontitis
C. Osteosclerosis and health
D. Phoenix abscess and chronic apical periodontitis
E. None of the above - ✔✔C. Osteosclerosis and health
✔✔Your patient reports sensitivity following instrumentation of a vital tooth. It is most
likely due to
A. Inflammatory response
B. Infection
C. Over instrumentation
D. Under instrumentation - ✔✔A. Inflammatory response
✔✔Total pulp extirpation will generally cause
A. Acute pulpitis
B. Hyperemia
