Podcast
Questions and Answers
What is the main advantage of non-eugenol paste?
What is the main advantage of non-eugenol paste?
- It has better dimensional stability
- It has a faster setting time
- It is more cost-effective
- It is used for patients with eugenol allergy (correct)
What is the chemical reaction involved in the setting of non-eugenol paste?
What is the chemical reaction involved in the setting of non-eugenol paste?
- Oxidation-reduction reaction
- Acid-base reaction
- Saponification (correct)
- Chelation
What is the primary disadvantage of impression plaster?
What is the primary disadvantage of impression plaster?
- It is rigid and can fracture easily (correct)
- It has poor dimensional stability
- It is expensive
- It has a long setting time
What is the main reaction that occurs during the setting of impression plaster?
What is the main reaction that occurs during the setting of impression plaster?
What is the main reason impression waxes are no longer widely used?
What is the main reason impression waxes are no longer widely used?
Which of the following is a property of non-eugenol paste?
Which of the following is a property of non-eugenol paste?
What is the primary advantage of impression plaster over other impression materials?
What is the primary advantage of impression plaster over other impression materials?
What is the main disadvantage of the exothermic reaction that occurs during the setting of impression plaster?
What is the main disadvantage of the exothermic reaction that occurs during the setting of impression plaster?
What is the primary advantage of thermoplastic impression materials over non-thermoplastic materials?
What is the primary advantage of thermoplastic impression materials over non-thermoplastic materials?
Which of the following statements about impression waxes is true?
Which of the following statements about impression waxes is true?
Flashcards
Non-eugenol paste
Non-eugenol paste
A type of dental material used for taking impressions, designed for patients with an allergy to eugenol, a common ingredient in dental cements.
Saponification
Saponification
The chemical reaction involved in the setting of non-eugenol paste, where a base and a catalyst react to form a solid.
Impression plaster
Impression plaster
A dental material used to take impressions, known for its low cost and ease of use. However, it is prone to breaking due to its rigid nature.
Crystallization
Crystallization
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Impression wax
Impression wax
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Two-paste system
Two-paste system
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Inexpensive and easy to use
Inexpensive and easy to use
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Exothermic reaction
Exothermic reaction
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Thermoplastic impression materials
Thermoplastic impression materials
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No chemical reaction
No chemical reaction
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