Question 392 · LDEK · Irrigation and intracanal medicaments

Which of the following are removed with EDTA?

  1. A. mineralized tissues.
  2. B. organic substances.
  3. C. pulp of the tooth.
  4. D. dentin collagen fibres.
  5. E. periodontium.
Hint

EDTA is a chelating agent — think about which ion it binds and which tissue component contains that ion.

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