MCQs in Oral & Maxillofacial Surgery

Chapter 2: Dentoalveolar surgeries



1- According to the National Institute for Health and Clinical Excellence (NICE) guidelines, which of the following are indications for the removal of a lower third molar tooth:

  1. Crowding of lower anterior teeth
  2. Single episode of mild pericoronitis
  3. Mesioangular impaction
  4. Treatment of facial pain
  5. None of the above






The answer is: E


2- Surgical removal of a maxillary torus is indicated when:

  1. The torus impinges on the soft palate
  2. The torus is undercut
  3. The torus extends so far posteriorly that it interferes with the posterior palatal seal
  4. When it is psychologically disturbing to the patient who suffers from cancerphobia
  5. All of the above







The answer is: E


3- While removing an impacted wisdom tooth, if we have to do the apicoectomy of 2nd molar also, which type of incision should be given:

  1. Semilunar.
  2. Ward’s.
  3. Extended ward’s.
  4. Envelop.
  5. Sub marginal.






 The answer is: C

4- Most common complication after tooth extraction is:

  1. Bleeding.
  2. Alveolar osteitis.
  3. Condensing osteitis.
  4. Infection.
  5. Swelling.






The answer is: B


5- In case of multiple extractions, teeth that should be removed last are:

  1. 1s t molar& canine.
  2. 2nd molar & canine.
  3. 1s t & 2nd
  4. 2nd molar & 1st
  5. 1s t molar & 1s t






The answer is: A


6- Dry socket is a form of:

  1. Osteomyelitis
  2. Osteitis
  3. Osteoma
  4. Periostitis
  5. Granuloma






The answer is: D



7-Paralysis of the tongue is referred to as:

  1. Ankyloglossia
  2. Glossoplegia
  3. Macroglossia
  4. Pyroglossia
  5. Geographic tongue






The answer is: B


8- A 9-year-old child having carious maxillary lateral incisor got small swelling over the respective area. In 48 hours the swelling enlarged and reached the lower border of eye, very sensitive to touch and hot, painful to the touch stimuli. The lymph node is palpable and he has little fever, the swelling rebounds on pressure. The recommended treatment is:

  1. Antibiotic and hot fomentation
  2. Incision and Drainage
  3. Injection of sclerosing unit
  4. Application of pressure bandage






The answer is: B


9. Which of the following is the most common impaction of mandibular 3rd molar:

  1. Mesioangular
  2. Distoangular
  3. Horizontal
  4. Vertical






The answer is: A


10. One of the factors which might hinder the retrieval of a root from inside the maxillary sinus is:


  1. Chronic sinusitis
  2. Division of the sinus into several bony compartments
  3. Severe sinus pneumatization
  4. Presence of a large oro-antral communication






The answer is: B


11. Which of the following statements is NOT correct regarding apicoectomy?

  1.  Resection of the root should be carried out as close to 90° to the long axis of the tooth as possible
  2. Ideally no more than 2 mm of the root should be resected to aim to maintain root length and therefore periodontal support
  3. The preparation for the retrograde root filling should be 3 mm deep and in the long axis of the tooth
  4. Mineral trioxide aggregate is a suitable retrograde root-filling material
  5. Glass ionomer is a suitable retrograde root-filling material






The answer is: B