Ethics & Law · single question

Which statement correctly describes responsibility for the dental laboratory work authorisation?

  1. The patient is responsible for approving the esthetic outcome of the prosthesis
  2. The laboratory technician selects the material and design independently of the dentist
  3. The dental assistant may assume full responsibility for every step of the authorisation
  4. The laboratory must work under, and communicate directly with, the treating dentist, who signs and retains responsibility for the authorisation
Show answer and explanation

Correct answer: D. The laboratory must work under, and communicate directly with, the treating dentist, who signs and retains responsibility for the authorisation

  • A. Incorrect. The patient's preferences must be recorded and honoured, and consent obtained, but professional and legal responsibility for the prosthesis rests with the dentist, not the patient.
  • B. Incorrect. A technician may not diagnose, prescribe or determine treatment. Practising without a dentist's authorisation constitutes unlicensed practice of dentistry in most jurisdictions.
  • C. Incorrect. An auxiliary may transcribe or transmit the prescription, but responsibility cannot be delegated — the dentist must authorise and sign it.
  • D. Correct. The written work authorisation is a LEGAL document. Only the licensed DENTIST may issue and sign it, and the dentist retains full responsibility for the design, materials and the final prosthesis. The laboratory works under the dentist's direction, and direct dentist–technician communication is the standard for predictable results. Most jurisdictions require the dentist to retain a copy for a defined period.

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