Dental Materials Quiz: Glass Ionomer Cement

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What is the primary application of Type III Glass Ionomer Cement?

Cementation of orthodontic bands

Pit and fissure sealants

Restoring erosion areas

Liners and bases (correct)

Which advantage of Glass Ionomer Cement helps in inhibiting recurrent decay?

Slow fluoride release (correct)

Enhanced bonding to enamel

Low trauma to pulp

Low solubility

Which component is NOT part of the chemical composition of Glass Ionomer Cement?

Polyacrylic acid copolymer

Silica

Calcium sulfate (correct)

Aluminum phosphate

What key property of Glass Ionomer Cement allows it to bond effectively to moist surfaces?

Adhesion mechanism (B) Signup and view all the answers

Which type of Glass Ionomer Cement is used as luting cement for indirect restorations?

Type I (B) Signup and view all the answers

What is the primary characteristic of zinc phosphate cement during its setting stage?

It undergoes an exothermic reaction. (B) Signup and view all the answers

Which type of cement is primarily used for dental brackets?

Type V Cement (A) Signup and view all the answers

What is one of the significant benefits of glass ionomer cement?

Reduced powder contamination. (D) Signup and view all the answers

Which is an ingredient in the powder component of glass ionomer cement?

Calcium fluoride (A) Signup and view all the answers

What effect does the temperature of the glass slab have on mixing cement?

It prevents moisture condensation. (D) Signup and view all the answers

What is a key property of Resin-Modified Glass Ionomers that makes them favorable in dental applications?

Strong bond to enamel and dentin (D) Signup and view all the answers

Which substance is NOT part of the liquid component of Resin-Modified Glass Ionomers?

Aluminosilicate glass (D) Signup and view all the answers

What advantage does RMGI have regarding its application process?

Longer working time compared to other materials (B) Signup and view all the answers

Which of the following applications is MOST suitable for Resin-Modified Glass Ionomers?

Zirconia restorations (C) Signup and view all the answers

Resin-Modified Glass Ionomers are characterized by which of the following features?

Coefficient of expansion similar to tooth structure (D) Signup and view all the answers

What is one of the physical properties of resin-based cements?

Virtually insoluble in the oral environment (B) Signup and view all the answers

Which method is NOT a supply form of resin cements?

Pre-mixed gel form (A) Signup and view all the answers

What should be done to the tooth surface before cementation with resin cements?

Etch or treat the surface with a bonding system (B) Signup and view all the answers

Which of the following is NOT a use of resin cements?

Installing dental implants (C) Signup and view all the answers

Which component is NOT part of the chemical makeup of resin cements?

Polymeric plastics (C) Signup and view all the answers

What is one of the primary applications of resin-based cements?

Luting or bonding indirect restorations (D) Signup and view all the answers

Which of the following materials can be bonded using resin-based cement?

Zirconium crowns (D) Signup and view all the answers

Which characteristic of resin-based cements contributes to their durability?

Higher wear resistance than traditional luting cements (A) Signup and view all the answers

What chemical component is primarily found in resin-based cements?

Methacrylate resins (B) Signup and view all the answers

Which type of restoration is NOT indicated for resin-based cements?

Composite fillings (D) Signup and view all the answers

What is a key advantage of resin-modified glass ionomer cement compared to traditional glass ionomer cement?

Better bond formation to enamel and dentin (B) Signup and view all the answers

Which of the following components is NOT part of the chemical makeup of resin-modified glass ionomer cements?

Silicon dioxide (D) Signup and view all the answers

What factor is crucial to ensuring effective cementation when using resin-modified glass ionomer cement?

Etching the tooth surface (D) Signup and view all the answers

Which property of resin-modified glass ionomer cement helps it minimize postoperative sensitivity?

Fluoride release capabilities (B) Signup and view all the answers

For which application are resin-based products particularly known to be beneficial?

Creating all-ceramic crowns and bridges (B) Signup and view all the answers

What is a notable property of eugenol that makes it preferred in dental applications?

It has a soothing effect on the pulp. (C) Signup and view all the answers

Which type of ZOE cement is designed for temporary cementation or provisional coverage?

Type I (D) Signup and view all the answers

What is the primary use of Type II ZOE cement?

For permanent cementation (D) Signup and view all the answers

How does the pH level of ZOE compare to most other dental cements?

It is slightly lower. (D) Signup and view all the answers

Why have some manufacturers started to pre-prepare non-eugenol cements?

Because some dentists are sensitive to eugenol. (D) Signup and view all the answers

What is one component found in the liquid portion of Zinc Oxide-Eugenol Cement?

Eugenol (C) Signup and view all the answers

Why is Zinc Oxide-Eugenol Cement mixed on an oil-resistant paper pad?

To prevent liquid absorption (C) Signup and view all the answers

Which statement accurately describes the pH level of Zinc Oxide-Eugenol Cement?

It is close to neutral, around pH 7.0 (A) Signup and view all the answers

What is a significant property of eugenol in Zinc Oxide-Eugenol Cement?

It has a pleasant clove-like aroma (C) Signup and view all the answers

What alternative does the manufacturing industry provide for patients sensitive to eugenol?

Non-eugenol products (B) Signup and view all the answers

What is primarily used to adhere indirect restorations to teeth?

Type I luting agents (A) Signup and view all the answers

Which classification of dental cement includes both permanent and temporary cements?

Type I luting agents (B) Signup and view all the answers

Which of the following statements about Type II dental cements is true?

They are restorative materials for indirect restorations. (B) Signup and view all the answers

What characteristic distinguishes Type III dental cements?

They are applied within cavity preparations. (B) Signup and view all the answers

Which statement refers to a characteristic of modern dental cements?

They can be pre-triturated mechanically or mixed manually. (D) Signup and view all the answers

What is the primary purpose of using temporary cements in dentistry?

To allow for future removal of indirect restorations (C) Signup and view all the answers

Which factor is NOT mentioned as affecting the curing of dental cements?

Temperature (D) Signup and view all the answers

Which statement best describes the role of the dental assistant in cement mixing?

They assist in preparing the mixing equipment and may also place the material. (B) Signup and view all the answers

What is a crucial requirement for the successful use of permanent cements?

The luting agent's quality must be suitable for proper fit. (A) Signup and view all the answers

What role does the dental laboratory technician play in the process of using permanent cements?

They design and cast the restorations that will be cemented. (B) Signup and view all the answers