What does the centric relation record indicate?

  1. The relationship of mandibular cast to maxillary cast in centric relation
  2. The relationship of mandibular cast to maxillary x-ray in centric relation
  3. The relationship of mandibular x-ray to maxillary cast in centric relation
  4. The relationship of mandibular x-rays to maxillary x-rays in centric relation
Explanation

Answer: A - The centric relation record indicates the relationship of the mandibular cast to the maxillary cast in centric relation. The goal is to establish the occlusal vertical dimension. Over time, the record indicates if the patient's teeth are modifying from natural wear and gives last visit teeth positioning data in case of trauma.

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