What material does a laboratory technician use to

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7. What material does a laboratory technician use to create the pattern for a casting?
8. How many appointments are commonly required for a crown?
9. What part of the tooth is covered by a full crown?
10. What does the dentist use to reduce the height and contour of a tooth for a casting?
11. If a tooth is nonvital, what is fabricated and placed into the pulp for better retention of a crown?
12. What is placed on the tray to displace gingival tissue during a crown and bridge preparation?
13. What type of agent is applied to retraction cord to control bleeding?
14. What other terms are used for overgrown tissue?
15. What types of impressions are taken during the crown preparation procedure?
16. What is placed on a prepared tooth while the laboratory is making a crown or bridge?
17. Who in the dental office is allowed to cement a crown or bridge permanently?
18. How many appointments are normally required for a 3-unit fixed bridge?
19. What accessory is used to help in flossing a bridge?
20. How is each unit of a bridge held together?

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