Feedback fixed dentures 1. What are fixed dentures? 2. Which crowns do you recognise? 3. Which materials can be used for fabrication of the fixed dentures? 4. What rules for the preparation must be followed? 5. How can be prepared the gingival border? 6. Rules for the preparation of the full crown: 7. Rules for the preparation of the metalceramic crown: 8. Rules for the preparation of the faset crown: 9. Rules for preparation of the jackette crown: 10. Which parts does the fixed bridge consist of? 11. What is a member of the bridge? 12. Which pontics do you know? 13. What rules must be followed by modellation of the pontic? 14. Describe sequeces of operation of fixed dentures in general 15. Which impressions do we need (of which materials)? 16. Which materials for fabrication of the models can be used? 17. What is wax pattern and the lost wax method? 18. Why is necessary to insert the retraction cord into gingival sulcusbefore taking the impression? 19. What must the dentist do in the appointment whe the metalframework is tried? 20. Which materials do we use for cementation?