2)Dental Cements-II Traditional Classification of Glass Ionomer Cements

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What is the traditional classification of glass ionomer cements?

Type I, Type II.1, and Type II.2

Type I, Type II, Type III, Type IV, Type V, and Type VI

Type I - Luting, Type II - Restorative, and Type III - Liner or base (correct)

Type I, Type II, and Type III

Which component of the glass ionomer cement powder is the largest by percentage?

Aluminium fluoride

Alumina

Silica

Calcium fluoro-alumino-silicate (correct)

What is the recommended mixing time for glass ionomer cement?

40-60 seconds (correct)

60-90 seconds

20-40 seconds

90-120 seconds

Which component of the glass ionomer cement liquid is the largest by percentage?

Polyacrylic acid Signup and view all the answers

What is the working time for glass ionomer cement?

60-90 seconds Signup and view all the answers

Which of the following is not a traditional classification of glass ionomer cements?

Type IV - Fissure sealants Signup and view all the answers

What is the main purpose of a cavity varnish?

To act as a barrier and protect the tooth from chemical irritants from cements Signup and view all the answers

What is the main advantage of using a dual-cure resin cement system?

It can be polymerized by both chemical and light activation Signup and view all the answers

What is the main function of calcium hydroxide when used as a cavity liner?

To form a mechanical barrier on the dentin Signup and view all the answers

What is the main disadvantage of using calcium hydroxide as a cavity liner?

It has high solubility and can dissolve when exposed to the oral environment Signup and view all the answers

What is the main purpose of etching the tooth surface and the restoration surface before applying a resin cement?

To increase the strength of the bond between the tooth and the restoration Signup and view all the answers

What is the main function of a silane coupling agent when used in a resin cement system?

To create a chemical bond between the resin and the restoration surface Signup and view all the answers

What is the primary function of Glass Ionomer Cements?

To chemically bond to enamel and dentin Signup and view all the answers

What is a potential disadvantage of using Glass Ionomer Cements?

Water sensitivity during the setting phase Signup and view all the answers

What is the primary purpose of Resin Cements?

To cement inlays, crowns, and other appliances Signup and view all the answers

Which of the following is NOT a type of Resin Cement mentioned in the text?

Light-cured resin cements Signup and view all the answers

What is a key component of Filled Resin Cements?

Inorganic fillers like colloidal silica Signup and view all the answers

Which of the following is NOT mentioned as a clinical use of Resin Cements?

As a core build-up material Signup and view all the answers

What is the primary advantage of glass ionomer cement over other cements?

Good marginal seal Signup and view all the answers

Which cement type exhibits chemical bonding to both enamel and dentin?

Resin cements Signup and view all the answers

What is the primary disadvantage of resin cements compared to glass ionomer cements?

Low wear resistance Signup and view all the answers

What is the purpose of using a silane coupling agent in resin cement systems?

To promote adhesion Signup and view all the answers

Which type of resin cements is no longer used in modern dentistry?

Unfilled resin cements Signup and view all the answers

For what clinical use are resin cements commonly employed?

Cementation of orthodontic brackets Signup and view all the answers

What is the primary function of a cavity varnish?

To reduce microleakage Signup and view all the answers

What is the main purpose of etching the tooth surface and the restoration surface before applying a resin cement?

To improve the mechanical bond between the tooth and the restoration Signup and view all the answers

Which of the following is the main disadvantage of using calcium hydroxide as a cavity liner?

It has low strength and high solubility Signup and view all the answers

What is the primary function of a silane coupling agent when used in a resin cement system?

To form a chemical bond between the resin cement and the restoration surface Signup and view all the answers

What is the main advantage of using a dual-cure resin cement system?

It can be cured by both chemical and light polymerisation Signup and view all the answers

What is the primary purpose of Resin Cements?

To bond restorations to tooth structure Signup and view all the answers

What is the purpose of dividing the powder into two equal portions during the manipulation of glass ionomer cement?

To ensure proper mixing and incorporation of all powder particles. Signup and view all the answers

What is the significance of the loss of glossiness on the surface of the mixed glass ionomer cement?

It indicates the start of the setting reaction. Signup and view all the answers

Which component of the glass ionomer cement liquid serves as a chelating agent?

Tartaric acid Signup and view all the answers

What is the recommended maximum time for the mixing of glass ionomer cement?

40-60 seconds Signup and view all the answers

Which component of the glass ionomer cement powder serves as a source of fluoride ions?

Aluminium fluoride Signup and view all the answers

Which of the following statements about the manipulation of glass ionomer cement is correct?

The cement should be used before it loses its glossiness. Signup and view all the answers

2)Dental Cements-II Traditional Classification of Glass Ionomer Cements

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Questions and Answers

What is the traditional classification of glass ionomer cements?

Which component of the glass ionomer cement powder is the largest by percentage?

What is the recommended mixing time for glass ionomer cement?

Which component of the glass ionomer cement liquid is the largest by percentage?

What is the working time for glass ionomer cement?

Which of the following is not a traditional classification of glass ionomer cements?

What is the main purpose of a cavity varnish?

What is the main advantage of using a dual-cure resin cement system?

What is the main function of calcium hydroxide when used as a cavity liner?

What is the main disadvantage of using calcium hydroxide as a cavity liner?

What is the main purpose of etching the tooth surface and the restoration surface before applying a resin cement?

What is the main function of a silane coupling agent when used in a resin cement system?

What is the primary function of Glass Ionomer Cements?

What is a potential disadvantage of using Glass Ionomer Cements?

What is the primary purpose of Resin Cements?

Which of the following is NOT a type of Resin Cement mentioned in the text?

What is a key component of Filled Resin Cements?

Which of the following is NOT mentioned as a clinical use of Resin Cements?

What is the primary advantage of glass ionomer cement over other cements?

Which cement type exhibits chemical bonding to both enamel and dentin?

What is the primary disadvantage of resin cements compared to glass ionomer cements?

What is the purpose of using a silane coupling agent in resin cement systems?

Which type of resin cements is no longer used in modern dentistry?

For what clinical use are resin cements commonly employed?

What is the primary function of a cavity varnish?

What is the main purpose of etching the tooth surface and the restoration surface before applying a resin cement?

Which of the following is the main disadvantage of using calcium hydroxide as a cavity liner?

What is the primary function of a silane coupling agent when used in a resin cement system?

What is the main advantage of using a dual-cure resin cement system?

What is the primary purpose of Resin Cements?

What is the purpose of dividing the powder into two equal portions during the manipulation of glass ionomer cement?

What is the significance of the loss of glossiness on the surface of the mixed glass ionomer cement?

Which component of the glass ionomer cement liquid serves as a chelating agent?

What is the recommended maximum time for the mixing of glass ionomer cement?

Which component of the glass ionomer cement powder serves as a source of fluoride ions?

Which of the following statements about the manipulation of glass ionomer cement is correct?

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