Across
- 3. whitening of vital teeth
- 4. stain acquired during tooth development
- 6. - Associated with high fever during enamel formation (metabolic cause). Atypical or abnormal enamel. When tooth is wet, spot diminishes or disappears (temporarily)
- 8. - Acid erosion of enamel caused by bacterial plaque biofilm
- 9. - stains that occur on the external surface of the tooth. removed by the client self-care and professional procedures such as scaling, rubber cup polishing, and air abrasion
- 11. - stain associated with tobacco
- 12. Excessive fluoride ingestion during enamel formation. Associated with excessive fluoride ion in drinking water during mineralization
- 18. To prevent sensitivity and complications, _________ should be filled prior to whitening
- 20. as become a significant part of many dental practices.may be done in the office or at home
- 21. part of enamel
- 25. - this stain is associated with iron/copper and sulfur complexes. clients that have black stain tend to have saliva that has higher calcium concentrations and higher buffering capacity
Down
- 1. - Essential for the patient to be informed of the risks, benefits, and alternatives to whitening
- 2. _________ agent can cause an inflammatory reaction in periodontal tissues
- 5. - Absorbed by bones and teeth. Can be transferred through the placenta and enter fetal circulation. Results when drug administered to mother – 3rd trimester or to the child in infancy or early childhood
- 7. - Part of dentin
- 10. - for nonvital teeth: Bleaching material is placed inside the pulp chamber where it stays for several days. All internal whitening procedures require that a seal be established at the base of the endodontic access preparation. This is done to prevent whitening from leaking out. Involves removing the restoration from the endodontic access cavity and bleaching internally through this access
- 13. - Stains that occur within the tooth substance. The process of removal is performed by a dentist/dental hygienist using bleaching techniques or prosthetic coverage with a crown
- 14. - This removes noncarious discolorations;- Beware of aggressive treatment – don’t want to remove too much enamel. This will cause dentin to show through thinned enamel and will look yellow and sensitive
- 15. - Liquid or gel whitening material (5-40%)
- 16. Non-vital teeth; Pigments from decomposed hemoglobin and pulp tissue penetrate dentinal tubules
- 17. - Stain is associated with chromogenic bacteria from poor oral hygiene
- 19. - Popular for home whitening; 10-35% (some 44%)
- 22. stain acquired after tooth eruption
- 23. clients should wait a _______ of weeks after whitening prior to bonding
- 24. dietary habits and iron supplementation may be contributing to the formation of ______ stain