Podcast
Questions and Answers
What is the primary purpose of a dowel?
What is the primary purpose of a dowel?
- To reinforce the tooth structure
- To prevent coronal fractures
- To provide retention and resistance for the restoration (correct)
- To assist in caries removal
How is a pre-fabricated dowel added to a prepared canal space?
How is a pre-fabricated dowel added to a prepared canal space?
- Cemented and then a core is added (correct)
- Molded intraorally and sent to a lab for casting
- Fitted with an artificial crown
- Cemented and then cast into metal
In what situations might a dowel/core & crown be unnecessary?
In what situations might a dowel/core & crown be unnecessary?
- In all endodontically treated teeth
- When the tooth structure is very thin after preparation
- In posterior teeth with extensive caries
- When conservative retention and resistance features can be used (correct)
How is a cast dowel and core made?
How is a cast dowel and core made?
What is the definition of a dowel?
What is the definition of a dowel?
What is added to a pre-fabricated dowel after it's cemented into a prepared canal space?
What is added to a pre-fabricated dowel after it's cemented into a prepared canal space?
When might a dowel/core & crown be unnecessary for endodontically treated teeth?
When might a dowel/core & crown be unnecessary for endodontically treated teeth?
What is the GPT's (2008) view on the purpose of a post?
What is the GPT's (2008) view on the purpose of a post?
What is the main purpose of removing caries and previous restorations in tooth preparation for complete coverage?
What is the main purpose of removing caries and previous restorations in tooth preparation for complete coverage?
In crown preparation, what is the recommended length with respect to the clinical crown length?
In crown preparation, what is the recommended length with respect to the clinical crown length?
What is the ideal apical seal of gutta percha in root canal preparation?
What is the ideal apical seal of gutta percha in root canal preparation?
Which surface texture is considered more retentive in crown preparation?
Which surface texture is considered more retentive in crown preparation?
What is the minimum recommended ferrule length for a tooth to be covered by a crown?
What is the minimum recommended ferrule length for a tooth to be covered by a crown?
What complications can arise from post loosening in crown preparation?
What complications can arise from post loosening in crown preparation?
Which technique is used to remove the initial amount of Gutta Percha in prefabricated crown preparation?
Which technique is used to remove the initial amount of Gutta Percha in prefabricated crown preparation?
Which technique involves shaping the canal with a system drill and using a plastic dowel fit loosely in the canal?
Which technique involves shaping the canal with a system drill and using a plastic dowel fit loosely in the canal?
What is the standard cement that is extremely successful and tried & tested for crown cementation?
What is the standard cement that is extremely successful and tried & tested for crown cementation?
What should be corrected to prevent complications associated with root perforation during crown preparation?
What should be corrected to prevent complications associated with root perforation during crown preparation?
What is the primary reason for creating a keyway during crown preparation?
What is the primary reason for creating a keyway during crown preparation?
