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Exam questionKROK 2Dentistry ยท 2011

After a preventive orthodontic examination a 9-year-old child was diagnosed with mesial occlusion. The treatment of this pathology involves application of an apparatus with mechanic action. What working element is to be applied in the apparatus intended for the correction of this pathology?

Answer options

  1. Screw and bite plate
  2. Inclined plane
  3. Screw or spring
  4. Elastics and buccal shields
  5. Occlusal applications
Correct answer

Screw or spring

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