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When are hybrid ionomer cements used?


A) To cement all-ceramic restorations
B) To cement core buildups
C) To bond orthodontic appliances
D) All of the above

E) B) and D)
F) All of the above

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Explain how water-based cements differ from oil-based cements.

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Glass ionomer cements are the most commo...

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What is the purpose of cooling the glass mixing slab when mixing glass ionomer cement?


A) Slow the setting reaction.
B) Accelerate the setting reaction.
C) Incorporate water into the mix.
D) Allow more powder to be incorporated into the liquid.

E) A) and B)
F) A) and C)

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Which of the following cements is used for pulp capping?


A) Zinc polycarboxylate
B) Zinc oxide-eugenol
C) Calcium hydroxide
D) Zinc phosphate
E) Glass ionomer

F) B) and E)
G) A) and B)

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Which of the following cements exhibits and exothermic reaction?


A) Compomer
B) Glass ionomer
C) Zinc phosphate
D) Zinc oxide-eugenol
E) Zinc polycarboxylate

F) A) and E)
G) A) and D)

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What is the main function of dental cements?


A) Insulate the pulp.
B) Reinforce missing tooth structure.
C) Retain restorations on prepared teeth.
D) Initiate formation of reparative dentin.

E) B) and C)
F) All of the above

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Which of the following high-strength bases has the highest modulus of elasticity?


A) Glass ionomer
B) Zinc phosphate
C) Zinc polycarboxylate
D) Resin-modified glass ionomer

E) A) and B)
F) None of the above

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