A) to a firm ball stage
B) sticky but not too dry
C) to a luting consistency
D) very thin and runny
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A) becomes oily on the surface because of the oxygen-inhibited layer
B) loses its gloss and becomes stringy
C) has a creamy appearance
D) is mixed for longer than 10 seconds
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A) add more catalyst
B) lower the slab temperature
C) increase the slab temperature
D) Setting times should not be altered.
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A) A thin layer of material placed to protect the tooth from the components of dental materials and microleakage, stimulate reparative dentin, or act as a pulp capping
B) A thin layer placed on the floor and walls of the preparation to seal tubules and minimize microleakage
C) A thick layer of cement used to protect the tooth from chemical and thermal irritation
D) Thick, putty-like, condensable material that can be rolled into a ball or rope, suitable for use as a base
E) Less viscous, flows easily, can be drawn to a 1-inch string with a spatula, suitable for luting
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A) promote reparative dentin
B) insulate the pulp cavity
C) act as a protective barrier
D) sedate the pulp tissue
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A) A thin layer of material placed to protect the tooth from the components of dental materials and microleakage, stimulate reparative dentin, or act as a pulp capping
B) A thin layer placed on the floor and walls of the preparation to seal tubules and minimize microleakage
C) A thick layer of cement used to protect the tooth from chemical and thermal irritation
D) Thick, putty-like, condensable material that can be rolled into a ball or rope, suitable for use as a base
E) Less viscous, flows easily, can be drawn to a 1-inch string with a spatula, suitable for luting
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A) Zinc phosphate cement
B) Zinc polycarboxylate cement
C) Zinc oxide eugenol cement
D) Glass ionomer cement
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A) Cavity varnish
B) Calcium hydroxide
C) Zinc oxide eugenol
D) Zinc phosphate
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A) zinc phosphate
B) zinc polycarboxylate
C) resin-modified glass ionomer
D) glass ionomer
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Correct Answer
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A) A thin layer of material placed to protect the tooth from the components of dental materials and microleakage, stimulate reparative dentin, or act as a pulp capping
B) A thin layer placed on the floor and walls of the preparation to seal tubules and minimize microleakage
C) A thick layer of cement used to protect the tooth from chemical and thermal irritation
D) Thick, putty-like, condensable material that can be rolled into a ball or rope, suitable for use as a base
E) Less viscous, flows easily, can be drawn to a 1-inch string with a spatula, suitable for luting
Correct Answer
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Correct Answer
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A) Zinc phosphate cement has a high acidity throughout the time of service.
B) The acidity of zinc phosphate cement is initially low, but becomes neutral within 24 to 28 hours.
C) Pulpal protection is not recommended in deep cavity preparations when zinc phosphate cement is used, as the low acidity soothes the pulp.
D) Zinc phosphate cement is incompatible with dentin bonding systems.
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A) Varnish
B) Resin cement
C) Low-strength line
D) High-strength base
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A) Glass ionomer cement
B) Hybrid ionomer cement
C) Resin-modified glass ionomer cement
D) Resin-based cement
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A) tack the restoration in place to check the shade of the final product
B) bond orthodontic brackets
C) verify proper seating of crowns
D) cement posts before restorative treatment
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