Endodontics MCQs
Endodontic Diagnosis MCQs (Endodontic MCQs)
Endodontic Diagnosis MCQs _ Endodontic MCQs
Endodontic Diagnosis MCQs _ Endodontic MCQs
- Which is not one of the five basic steps in the diagnostic process?
A. chief complaint
B. medical and dental history
C. oral examination
D. review of insurance coverage - Are patients that seek endodontic treatment usually younger or older than the general population?
a. Age has not been shown to be a factor.
b. Patients seeking endodontic treatment are usually younger.
c. Patients seeking endodontic treatment are usually older. - During a review of the patient’s healthy history, it is noted that the patient is on a regimen of intravenous bisphosphonate medication. What significance does this hold for the patient and their treatment plan?
a. possible side effect of bleeding disorders
b. possible side effect of osteonecrosis of the jaw
c. lowered pain threshold
d. inability to obtain adequate anesthesia - When pain is one of the patient’s complaints, what question is less relevant regarding their pain and does not need to be asked of the patient?
a. When did the pain begin?
b. Is the pain always in the same place?
c. Why did you not seek treatment when the pain began?
d. Once initiated, how long does the pain last? - Why is it important to use control teeth during the clinical tests?
a. to calibrate the patient’s response
b. so the patient can predict which tooth is being tested
c. so teeth can be tested repeatedly
d. to test whether isolation is adequate - A painful response obtained by pressing or by tapping on the crown indicates the presence of which of the following?
a. periapical inflammation.
b. pulpal inflammation. - What is palpation testing used to determine?
a. pulpal inflammation
b. periapical inflammation
c. periodontal inflammation
d. periapical histology - Which of the methods of cold testing are preferred for pulp testing?
a. regular ice (frozen water)
b. refrigerant spray or CO2
c. flooding the arch with chilled water
d. blast of air from the air/water syringe - How does electrical pulp testing determine the degree of pulpal inflammation?
a. A shorter response indicates a healthier pulp.
b. A midrange response indicates pulp inflammation.
c. A midrange response indicates partial necrosis.
d. It can only be used to determine the presence or absence of vital tissue. - What are the four characteristics of a periapical lesion of endodontic origin?
a. The lamina dura of the tooth socket is intact.
b. The lucency remains at the apex in radiographs made at different cone angles.
c. The lucency tends to resemble a round circle.
d. It is usually associated with an irreversible pulpitis. - In which situation is caries removal necessary to obtain a definitive pulpal diagnosis?
a. deep caries with no symptoms and negative pulp testing
b. deep caries with no symptoms and positive pulp testing
c. shallow caries with mild symptoms and positive pulp testing
d. shallow caries with mild symptoms and negative pulp testing - How may selective anesthesia be an aid in diagnosis?
a. It can localize a painful tooth to a specific arch.
b. It can localize an individual painful tooth in the mandibular arch.
c. It can confirm the tooth the patient identifies as the offending tooth.
d. It can be used to start posterior and work toward the anterior teeth. - Using the Case Difficulty Assessment system developed by the American Association of Endodontists, cases in which any factors score 3 should be:
a. Treated by a general dentist.
b. Treated by an endodontist. - Which of the following is not a category of external resorption?
a. inflammatory
b. replacement
c. regenerative
d. surface - If a patient is to be referred to an endodontist for treatment, when is the most appropriate time for the referral?
a. before beginning treatment
b. during treatment when expected difficulties arise
c. before weekends or holidays
d. after obturation when separated instruments are present - Which of the following conditions is most likely to be interpreted as toothache by a patient?
A. Temporomandibular joint (TMJ) dysfunction
B. Inflammation of the parotid gland
C. Acute angina pectoris
D. Maxillary sinusitis
E. Otitis media - Areas of rarefaction are evident on radiographic examination in which of the following situations:
A. When the tooth is responsive to cold
B. When the tooth is responsive to percussion
C. When a tooth fracture has been identified
D. When the cortical layer of bone has been eroded - Swelling on the anterior palate usually is associated with an abscess originating from a (an)
A. Central incisor
B. Lateral incisor
C. Canine
D. Nasopalatine duct
E. Incisive canal - The pulp test most likely to have a delayed response is the
A. Refrigerant spray
B. Test cavity
C. Electric pulp test
D. Heat test
E. Ice water test - A medical history of coronary heart disease is significant for which of the following reasons
A. It contraindicates endodontic treatment.
B. Many heart medications affect dental treatment.
C. It indicates the need for premedication with antibiotics.
D. It contraindicates use of a local anesthetic with epinephrine. - The best approach for diagnosis of odontogenic pain is which of the following
A. Radiographic examination
B. Percussion
C. Visual examination
D. A step-by-step, sequenced examination and testing approach - Which of the following is most likely to cause referred pain
A. Irreversible pulpitis
B. Reversible pulpitis
C. Acute periradicular periodontitis
D. Chronic periradicular abscess - Which one of the following statements is false
A. A fistula is synonymous with a sinus tract.
B. The opening of a sinus tract is called a stoma.
C. Most sinus tracts are not completely lined with epithelium.
D. The source of an odontogenic infection may be identified by threading a 25 gutta percha cone through the opening of a sinus tract until it meets resistance. - Which of the following statements about a test cavity is accurate
A. It is the first test in diagnostic sequence.
B. It often results in a dull pain response.
C. It is used when all other pulp test findings are equivocal.
D. It should be performed using local anesthetic. - Percussion of a tooth is a test for which of the following
A. Pulpal inflammation
B. Pulpal necrosis
C. Acute periradicular inflammation
D. Chronic periradicular inflammation - Comparison of the diagnostic quality of digital radiographs to conventional radiographs shows that:
A. Digital is superior.
B. Conventional is superior.
C. In general, the two are comparable.
D. The data are conflicting and therefore inconclusive. - Radiographically, which of the following statements about an acute periradicular abscess is most accurate:
A. It generally is larger than other lesions.
B. It has more diffuse margins than other lesions
C. It often contains radiopacities (i.e., calcification).
D. It may not be evident radiographically. - Which one of the following statements is false
A. The electric pulp test (EPT) should not be conducted unless the probe can be placed directly or indirectly in contact with natural tooth structures.
B. The EPT provides useful information on the histologic status of the pulp tissue.
C. The EPT will yield the most accurate response when the probe is placed on the incisal third of anterior teeth.
D. Cold tests are more reliable than EPT testing, especially in younger children with immature apices. - An acute periradicular abscess is best differentiated from acute periradicular periodontitis by which of the following:
A. Pulp testing
B. Radiographic appearance
C. Presence of swelling
D. Degree of mobility - Laser Doppler flowmetry is a technique for measuring
A. Movement of red blood cells
B. Levels of inflammation in periradicular bone
C. Levels of inflammation in pulp
D. Sensory nerve activity in pulp
E. Sensory nerve activity in dentin - Which one of the following statements is false
A. Pulse oximetry involves photoelectric detection of oxygenated hemoglobin.
B. Laser Doppler Flowmetry involves assessing blood flow in microvascular systems.
C. The Test Cavity is a commonly used test to confirm pulp vitality on crowned teeth.
D. The diagnostic quality of digital radiography is comparable to conventional film based radiographs. - The treatment for craze lines is:
A. Remove the craze lines with burs and restore with a bonded restoration.
B. Place a conventional Class II restoration and restore with amalgam or composite.
C. Restore with a temporary crown.
D. Restore with a temporary crown and monitor for symptoms.
E. No treatment is necessary. - Pain in the preauricular region that is referred is most likely from which tooth group with what diagnosis:
A. Mandibular molars with acute periradicular periodontitis
B. Mandibular molars with irreversible pulpitis
C. Maxillary molars with acute periradicular periodontitis
D. Maxillary molars with irreversible pulpitis
