Assessment and Diagnosis

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1. A mother has brought her 13-year-old daughter to the surgery, expressing concern that the teenager's upper canine teeth have not yet erupted. Which one of the following types of radiograph is most likely to be used in order to locate these teeth?

  • Lateral skull
  • Occlusal
  • Periapical
  • Dental pantomograph
  • Bitewing
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2. A 20-year-old man attends the surgery as a new patient, complaining of pain in the lower left permanent first molar tooth when chewing. Which one of the following types of radiograph is the dentist most likely to take?

  • Occlusal
  • Bitewing
  • Periapical
  • Lateral skull
  • Dental pantomograph

3. Many adult patients do not have the facilities to brush their teeth after lunch, as they are usually at work without a toothbrush or toothpaste. In these circumstances, the dental profession recommends the use of ’detergent foods' to help with the removal

  • Fresh peach
  • Unflavoured crisps
  • Cheese spread
  • Celery stick
  • Plain yoghurt

4. During an orthodontic assessment of a patient, the dentist will often record the severity of any malocclusion present as an Index of Treatment Needs (IOTN) score. Which one of the following indicates the most severe form of malocclusion?

  • IOTN 4a
  • IOTN 5d
  • IOTN 3a
  • IOTN 5a
  • IOTN 4d

5. The dentist has taken a periapical radiograph of a patient's upper left canine tooth, after completing root canal therapy on it. After processing, the radiograph appears very pale and the image of the tooth is too faint to be seen adequately. Which one of

  • Not washed thoroughly
  • Fixing time too long
  • Developing time too long
  • Developer solution too cold
  • Fixer solution too concentrated
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