Question 78 · LDEK · Impressions and impression materials
In prosthetic treatment of edentulous patients, the anatomical impressions are taken with:
- A. alginate impression materials.
- B. zinc-eugenol impression materials.
- C. polyether impression materials.
- D. materials for the biological regeneration of basal tissues.
- E. gutapercha.
Hint
The preliminary impression in a stock tray serves to make a study cast and a custom tray.
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