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Chapter 51 Provision
Provisional Coveage
| Question | Answer |
|---|---|
| What procedure would require a patient to wear a provisional prosthesis for a longer period of time? | implants or periodontal therapy |
| How long does a patient normally wear provisional coverage? | two weeks to one month |
| Prefabricated temporary crowns of polycarbonate are used _________. | where appearance is important. |
| The most common type of provisional coverage used for crown and bridge preparations is _____. | Custom made |
| Why is it possible for the fabrication and cementation of provisional coverage to be an expanded function? | A provisional crown or bridge is not a permanent restoration |
| What is required before tooth preparation in the making of custom provisional coverage? | A preliminary impression |
| The provisional should _____ below the margin of the preparation | Not extend |
| The most common material used for custom provisional coverage is _____. | self-curing acrylic resin |
| When would an aluminum crown be selected for use? | for cost factor or time constraints |
| What is done after the provisional coverage has been cemented in the patient’s mouth? | The occlusion is checked with articulating paper. |
| Patient home-care instructions for someone with provisional coverage should instruct him to _____. | pull floss through the contact, either to the facial or lingual side, once floss is placed below the contact |
| After mixing the acrylic resin, where is it placed before seating it on the prepared tooth? | In an alginate impression or a thermoplastic tray |
| Provisional crowns are commonly cemented with _____ cement. | Temporary |