Podcast
Questions and Answers
What is a notable disadvantage of using ceramic dies for dental impressions?
What is a notable disadvantage of using ceramic dies for dental impressions?
- They are susceptible to abrasion
- They are prone to setting porosity
- They show shrinkage on firing (correct)
- They do not reproduce fine details
Why are epoxy resin die materials not suitable for use with agar or alginate impressions?
Why are epoxy resin die materials not suitable for use with agar or alginate impressions?
- The water in the impressions retards the polymerization reaction (correct)
- They cause the impressions to shrink significantly
- They produce high levels of abrasion
- They are too expensive to use with these impressions
Which material shows more resistance to abrasion compared to high strength dental stone?
Which material shows more resistance to abrasion compared to high strength dental stone?
- Bismuth-tin alloy
- Silicophosphate cement
- Ceramic dies
- Epoxy resin die materials (correct)
Which is an advantage of using silicophosphate cement for dental impressions?
Which is an advantage of using silicophosphate cement for dental impressions?
Why are epoxy resin die materials considered to have poor detail reproduction?
Why are epoxy resin die materials considered to have poor detail reproduction?
Which property of low fusing metal dies makes them suitable for immediate pouring into impressions?
Which property of low fusing metal dies makes them suitable for immediate pouring into impressions?
What is one key disadvantage of silicophosphate cement as a die material?
What is one key disadvantage of silicophosphate cement as a die material?
How long can the setting time of epoxy resin die materials take?
How long can the setting time of epoxy resin die materials take?
What is a common characteristic of materials used for cement dies?
What is a common characteristic of materials used for cement dies?
What fast-setting option is available for epoxy resin die materials to address the issue of long setting times?
What fast-setting option is available for epoxy resin die materials to address the issue of long setting times?
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