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5 Written Questions

5 Matching Questions

  1. Describe the direction of force on the mandible for each muscle:

    1. Temporalis
    2. Lateral pterygoid
    3. Medial pterygoid
    4. Masseter
    5. Geniohyoid
    6. Digastric
  2. Most likely long term outcome from conservative management of orbital blowout fracture (all-comers)?
  3. Treatement of posterior table frontal sinus fractures.
  4. what are the most common complications of orbital floor repair
  5. What are class II and III occlusion?
  1. a diploplia and enopthalmos
  2. b If no displacement or e/o CFS leak, observe and give abx. If displaced, obliteration and possible repair of dural tear. Cranialization reserved for fracture with significant bone loss or comminution.
  3. c
    1. Temporalis pulls coronoid posterosuperiorly.
    2. Lateral pterygoid pulls condyle anteroinferiorly.
    3 & 4. Masseter & medial pterygoid pull the angle anterosuperiorly.
    5 & 6. Geniohyoid and digastric pull mentum inferoposteriorly.
  4. d Cheek hypesthesia. Enopthalmos likely if >50% of floor.
  5. e
    Class II: retrognathism
    Class III: prognathism

5 Multiple Choice Questions

  1. 6%
  2. An imaginary line drawn at the canines

  3. Some say panorex for subcondylar. Otherwise, Towne's view.
  4. symphysis and condyle of contralateral side

5 True/False Questions

  1. arterial supply to the mandible
    Class II: retrognathism
    Class III: prognathism

          

  2. Describe Champy lines of osteosynthesis.
    Some say panorex for subcondylar. Otherwise, Towne's view.

          

  3. Ideal time for nasal fracture reductionwithin 3 hours of injury or from 3-7 days.

          

  4. What is shown in a Water's view film?
    upper 2/3 of facial bones, maxillary sinuses

          

  5. What is shown in a submental vertex view film?
    upper 2/3 of facial bones, maxillary sinuses

          

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