Dental materials foundations and
applications
11th edition by Powers
TEST BANK
,TABLE OF CONTENT WD WD
NEW! The Nature of Dental Materials 1.Introdu
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ction to Restorative Dental Materials 2.Properti
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es of Dental Materials
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3. Preventive Dental Materials WD WD
4. Direct Esthetic Restorative Materials
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5. Dental Amalgam WD
6. Finishing, Polishing, and Cleansing Materials WD WD WD WD WD
7.Cements
8.Impression Materials WD
9.Model and Die Materials 10.W
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axes
11.Casting Alloys, Wrought Alloys, and Solders
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12.Casting, Soldering, and Welding 13.Polym WD WD WD W D
ers in Prosthodontics
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14. Dental Ceramics W D
15. Dental Implants WD
Chapter 01: Introduction to Restorative Dental Materia
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ls Powers: Dental Materials, 11th Edition
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MULTIPLE CHOIC WD
E
1. What causes caries? W D W D
a. Food debris WD
b. Materia alba WD
c. Acidic foodstuff W D
d. Bacterial plaque WD
e. Salivary glycoproteins WD
ANS: D WD
Feedback
A Food debris does not have the structural organization of bacterial pl
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aque biofilm. WD
B Materia alba does not have the structural organization of bacterial pl
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aque biofilm. WD
, C Acidic foodstuff lowers pH and may demineralize teeth but does not
W D W D W D W D W D W D W D W D W D W D WD
directly cause decay. WD WD
D Caries is caused by biofilm; also known as bacterial plaque.
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E Salivary glycoproteins form the acquired enamel pellicle to which ba
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cteria adhere. WD
DIF: Knowledge REF: p. 1 OBJ: 2 W D W D W D W D W D W D W D
TOP: W DCDA, GC, V, A,1b. Patient Education and Oral Health Management
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MSC: W D NBDHE, 6.0 Providing Supportive Treatment Services, 6.1 Properties and Manipu
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lation WD of Materials
WD
2. Caries is most likely to occur on which of the following tooth surfaces?
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a. Buccal
b. Lingual
c. Occlusal
d. Interproximal
e. C and D are both correct.
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ANS: E WD
Feedback
A Buccal surfaces are also susceptible to caries; however, there is less surf
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ace area left unchecked.
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B Lingual surfaces are also susceptible to caries; however, there is les
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s surface area left unchecked.
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C Caries is most likely to occur in pits and fissures on the occlusal surface
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and on interproximal tooth surfaces where plaque accumulates
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unchecked.
D Caries is most likely to occur in pits and fissures on the occlusal surface
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and on interproximal tooth surfaces where plaque accumulates
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unchecked.
E Caries is most likely to occur in pits and fissures on the occlusal surface
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and on interproximal tooth surfaces where plaque accumulates
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unchecked.
DIF: Knowledge REF: p. 1 OBJ: 2 W D W D W D W D W D W D W D
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative
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materials, including but not limited to a. amalgam, c. composites
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MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
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3. Which of the following is an intracoronal restoration?
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a. Ceramic–alloy crown on tooth number 21 WD WD WD WD WD
b. Ceramic veneer on tooth number 8 WD WD WD WD WD
c. Ceramic onlay on tooth number 30 WD WD WD WD WD
d. Ceramic inlay on tooth number 14 WD WD WD WD WD
ANS: D
WD
Feedback
, A The alternate choices are all extracoronal restorations used to repair
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the external. WD
B The alternate choices are all extracoronal restorations used to repai
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r the external.
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C The alternate choices are all extracoronal restorations used to repai
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r the external.
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D A ceramic inlay on tooth number 14 is an example of an intracorona
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l restoration, meaning that the restoration is being used to repair da
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mage restricted to the internal parts of a tooth. Materials such as am
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algam and composite resin are used in addition to ceramic or cast
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metal.
DIF: Knowledge REF: p. 4 OBJ: 3 W D W D W D W D W D W D W D
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative
W D WD WD WD WD WD WD WD WD WD WD WD WD WD WD
materials, including but not limited to a. amalgam, c. composites
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MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
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4. What is the process called where decay is removed from the tooth in order for
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a restoration to be placed?
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a. Cavity preparation W D
b. Convenience form WD
c. Margination
d. Extension
ANS: AWD
Feedback
A The process is referred to as cavity preparation. Cavity preparation i
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s used to remove diseased or damaged tissue and provide a space a
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ccessible for restoration and one that can stably retain the restoratio
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n.
B Convenience form is a term describing the nature of the cavity W D W D W D W D W D W D W D W D W D W D
preparation.
C Extension is a term describing the nature of the cavity preparation.
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D Margination is the procedure for finishing the margins of a restoration. WD WD WD WD WD WD WD WD WD WD
DIF: Knowledge REF: p. 4 OBJ: 2 W D W D W D W D W D W D W D
TOP: CDA, GC, III.B.1. Describe how to prepare, mix, deliver, and store restorative m
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aterials MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
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5. Which of the following is an example of an intracoronal (direct) restoration?
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a. Laboratory-cured composite WD
b. Dental amalgam WD
c. Ceramic veneer WD
d. Cast crown WD
ANS: BWD
Feedback
A Laboratory-
cured composite is a restoration that is constructed away from the patie
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nt in the dental laboratory.
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applications
11th edition by Powers
TEST BANK
,TABLE OF CONTENT WD WD
NEW! The Nature of Dental Materials 1.Introdu
WD WD WD WD WD WD
ction to Restorative Dental Materials 2.Properti
WD WD WD WD WD
es of Dental Materials
WD WD WD
3. Preventive Dental Materials WD WD
4. Direct Esthetic Restorative Materials
WD WD WD
5. Dental Amalgam WD
6. Finishing, Polishing, and Cleansing Materials WD WD WD WD WD
7.Cements
8.Impression Materials WD
9.Model and Die Materials 10.W
WD WD WD WD
axes
11.Casting Alloys, Wrought Alloys, and Solders
WD WD WD WD WD WD
12.Casting, Soldering, and Welding 13.Polym WD WD WD W D
ers in Prosthodontics
WD WD
14. Dental Ceramics W D
15. Dental Implants WD
Chapter 01: Introduction to Restorative Dental Materia
WD WD WD WD WD WD
ls Powers: Dental Materials, 11th Edition
WD WD WD WD WD
MULTIPLE CHOIC WD
E
1. What causes caries? W D W D
a. Food debris WD
b. Materia alba WD
c. Acidic foodstuff W D
d. Bacterial plaque WD
e. Salivary glycoproteins WD
ANS: D WD
Feedback
A Food debris does not have the structural organization of bacterial pl
WD WD WD WD WD WD WD WD WD WD
aque biofilm. WD
B Materia alba does not have the structural organization of bacterial pl
WD WD WD WD WD WD WD WD WD WD
aque biofilm. WD
, C Acidic foodstuff lowers pH and may demineralize teeth but does not
W D W D W D W D W D W D W D W D W D W D WD
directly cause decay. WD WD
D Caries is caused by biofilm; also known as bacterial plaque.
WD WD WD WD WD WD WD WD WD
E Salivary glycoproteins form the acquired enamel pellicle to which ba
W D W D W D W D W D W D W D W D WD
cteria adhere. WD
DIF: Knowledge REF: p. 1 OBJ: 2 W D W D W D W D W D W D W D
TOP: W DCDA, GC, V, A,1b. Patient Education and Oral Health Management
WD WD WD WD WD WD WD WD WD
MSC: W D NBDHE, 6.0 Providing Supportive Treatment Services, 6.1 Properties and Manipu
WD WD WD WD WD WD WD WD WD
lation WD of Materials
WD
2. Caries is most likely to occur on which of the following tooth surfaces?
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a. Buccal
b. Lingual
c. Occlusal
d. Interproximal
e. C and D are both correct.
WD WD WD WD WD
ANS: E WD
Feedback
A Buccal surfaces are also susceptible to caries; however, there is less surf
WD WD WD WD WD WD WD WD WD WD WD
ace area left unchecked.
WD WD WD
B Lingual surfaces are also susceptible to caries; however, there is les
W D W D W D W D W D W D W D W D W D W D
s surface area left unchecked.
WD WD WD WD
C Caries is most likely to occur in pits and fissures on the occlusal surface
WD WD WD WD WD WD WD WD WD WD WD WD WD W
and on interproximal tooth surfaces where plaque accumulates
D WD WD WD WD WD WD WD
unchecked.
D Caries is most likely to occur in pits and fissures on the occlusal surface
WD WD WD WD WD WD WD WD WD WD WD WD WD W
and on interproximal tooth surfaces where plaque accumulates
D WD WD WD WD WD WD WD
unchecked.
E Caries is most likely to occur in pits and fissures on the occlusal surface
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and on interproximal tooth surfaces where plaque accumulates
D WD WD WD WD WD WD WD
unchecked.
DIF: Knowledge REF: p. 1 OBJ: 2 W D W D W D W D W D W D W D
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative
W D WD WD WD WD WD WD WD WD WD WD WD WD WD WD
materials, including but not limited to a. amalgam, c. composites
WD WD WD WD WD WD WD WD WD
MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
W D WD WD WD WD WD WD WD
3. Which of the following is an intracoronal restoration?
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a. Ceramic–alloy crown on tooth number 21 WD WD WD WD WD
b. Ceramic veneer on tooth number 8 WD WD WD WD WD
c. Ceramic onlay on tooth number 30 WD WD WD WD WD
d. Ceramic inlay on tooth number 14 WD WD WD WD WD
ANS: D
WD
Feedback
, A The alternate choices are all extracoronal restorations used to repair
WD WD WD WD WD WD WD WD WD
the external. WD
B The alternate choices are all extracoronal restorations used to repai
WD WD WD WD WD WD WD WD WD
r the external.
WD WD
C The alternate choices are all extracoronal restorations used to repai
WD WD WD WD WD WD WD WD WD
r the external.
WD WD
D A ceramic inlay on tooth number 14 is an example of an intracorona
WD WD WD WD WD WD WD WD WD WD WD WD
l restoration, meaning that the restoration is being used to repair da
WD WD WD WD WD WD WD WD WD WD WD
mage restricted to the internal parts of a tooth. Materials such as am
WD WD WD WD WD WD WD WD WD WD WD WD
algam and composite resin are used in addition to ceramic or cast
WD WD WD WD WD WD WD WD WD WD WD
metal.
DIF: Knowledge REF: p. 4 OBJ: 3 W D W D W D W D W D W D W D
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative
W D WD WD WD WD WD WD WD WD WD WD WD WD WD WD
materials, including but not limited to a. amalgam, c. composites
WD WD WD WD WD WD WD WD WD
MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
W D WD WD WD WD WD WD WD
4. What is the process called where decay is removed from the tooth in order for
WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD
a restoration to be placed?
WD WD WD WD
a. Cavity preparation W D
b. Convenience form WD
c. Margination
d. Extension
ANS: AWD
Feedback
A The process is referred to as cavity preparation. Cavity preparation i
WD WD WD WD WD WD WD WD WD WD
s used to remove diseased or damaged tissue and provide a space a
WD WD WD WD WD WD WD WD WD WD WD W D
ccessible for restoration and one that can stably retain the restoratio
WD WD WD WD WD WD WD WD WD WD
n.
B Convenience form is a term describing the nature of the cavity W D W D W D W D W D W D W D W D W D W D
preparation.
C Extension is a term describing the nature of the cavity preparation.
WD WD WD WD WD WD WD WD WD WD
D Margination is the procedure for finishing the margins of a restoration. WD WD WD WD WD WD WD WD WD WD
DIF: Knowledge REF: p. 4 OBJ: 2 W D W D W D W D W D W D W D
TOP: CDA, GC, III.B.1. Describe how to prepare, mix, deliver, and store restorative m
W D WD WD WD WD WD WD WD WD WD WD WD WD
aterials MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
WD W D WD WD WD WD WD WD WD
5. Which of the following is an example of an intracoronal (direct) restoration?
WD WD WD WD WD WD WD WD WD WD WD
a. Laboratory-cured composite WD
b. Dental amalgam WD
c. Ceramic veneer WD
d. Cast crown WD
ANS: BWD
Feedback
A Laboratory-
cured composite is a restoration that is constructed away from the patie
WD WD WD WD WD WD WD WD WD WD WD
nt in the dental laboratory.
WD WD WD WD
