Page | 1
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, Chapter 01: Introduction to Restorative Dental Materials
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MULTIPLE CHOICE ap
1. What causes caries?
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a. Food debris ap
b. Materia alba ap
c. Acidic foodstuff ap
d. Bacterial plaque ap
e. Salivary glycoproteins ap ap
CORRECT ANSWER: D ap ap
Feedback
A. Food debris does not have the structural organization of bacterial plaque biofilm.
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B. Materia alba does not have the structural organization of bacterial plaque biofilm.
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C. Acidic foodstuff lowers pH and may demineralize teeth but does not directly cause decay.
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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 bacteria adhere.
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DIF: Knowledge REF: p. 1 a p a p OBJ: 2 a p
TOP: CDA, GC, V, A,1b. Patient Education and Oral Health Management
ap ap ap ap ap ap ap ap ap ap
MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.1 Properties and Manipulation of Material
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s
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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Page | 2
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,CORRECT ANSWER: E ap ap
Feedback
A. Buccal surfaces are also susceptible to caries; however, there is less surface area left unchecked.
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B. Lingual surfaces are also susceptible to caries; however, there is less surface area left unchecked.
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C. Caries is most likely to occur in pits and fissures on the occlusal surface and on interproximal tooth
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surfaces where plaque accumulates unchecked.
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D. Caries is most likely to occur in pits and fissures on the occlusal surface and on interproximal tooth
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surfaces where plaque accumulates unchecked.
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E. Caries is most likely to occur in pits and fissures on the occlusal surface and on interproximal tooth
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
surfaces where plaque accumulates unchecked.
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DIF: Knowledge REF: p. 1 a p a p OBJ: 2 a p
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative materials, including
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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 ap ap ap ap ap
b. Ceramic veneer on tooth number 8 ap ap ap ap ap
c. Ceramic onlay on tooth number 30 ap ap ap ap ap
d. Ceramic inlay on tooth number 14 ap ap ap ap ap ap
CORRECT ANSWER: D ap ap
Feedback
A. The alternate choices are all extracoronal restorations used to repair the external.
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B. The alternate choices are all extracoronal restorations used to repair the external.
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C. The alternate choices are all extracoronal restorations used to repair the external.
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D. A ceramic inlay on tooth number 14 is an example of an intracoronal restoration, meaning that the
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restoration is being used to repair damage restricted to the internal parts of a tooth. Materials such as
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amalgam and composite resin are used in addition to ceramic or cast metal.
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Page | 3 ap ap
, DIF: Knowledge REF: p. 4 a p a p OBJ: 3 a p
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative materials, including
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
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 a restoration to be
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placed?
a. Cavity preparation ap
b. Convenience form ap
c. Margination
d. Extension
CORRECT ANSWER: A ap ap
Feedback
A. The process is referred to as cavity preparation. Cavity preparation is used to remove diseased or
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
damaged tissue and provide a space accessible for restoration and one that can stably retain the rest
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
oration.
B. Convenience form is a term describing the nature of the cavity preparation.
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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.
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DIF: Knowledge REF: p. 4 a p a p OBJ: 2 a p
TOP: CDA, GC, III.B.1. Describe how to prepare, mix, deliver, and store restorative materials MSC: NBD
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
HE, 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?
ap ap ap ap ap ap ap ap ap ap ap
a. Laboratory-cured composite ap
b. Dental amalgam ap
c. Ceramic veneer ap
d. Cast crown ap
Page | 4 ap ap
ap ap
, Chapter 01: Introduction to Restorative Dental Materials
ap ap ap ap ap ap
MULTIPLE CHOICE ap
1. What causes caries?
ap ap
a. Food debris ap
b. Materia alba ap
c. Acidic foodstuff ap
d. Bacterial plaque ap
e. Salivary glycoproteins ap ap
CORRECT ANSWER: D ap ap
Feedback
A. Food debris does not have the structural organization of bacterial plaque biofilm.
ap ap ap ap ap ap ap ap ap ap ap
B. Materia alba does not have the structural organization of bacterial plaque biofilm.
ap ap ap ap ap ap ap ap ap ap ap
C. Acidic foodstuff lowers pH and may demineralize teeth but does not directly cause decay.
ap ap ap ap ap ap ap ap ap ap ap ap ap
D. Caries is caused by biofilm; also known as bacterial plaque.
ap ap ap ap ap ap ap ap ap
E. Salivary glycoproteins form the acquired enamel pellicle to which bacteria adhere.
ap ap ap ap ap ap ap ap ap ap
DIF: Knowledge REF: p. 1 a p a p OBJ: 2 a p
TOP: CDA, GC, V, A,1b. Patient Education and Oral Health Management
ap ap ap ap ap ap ap ap ap ap
MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.1 Properties and Manipulation of Material
ap ap ap ap ap ap ap ap ap ap ap ap
s
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.
ap ap ap ap ap
Page | 2
ap ap
,CORRECT ANSWER: E ap ap
Feedback
A. Buccal surfaces are also susceptible to caries; however, there is less surface area left unchecked.
ap ap ap ap ap ap ap ap ap ap ap ap ap ap
B. Lingual surfaces are also susceptible to caries; however, there is less surface area left unchecked.
ap ap ap ap ap ap ap ap ap ap ap ap ap ap
C. Caries is most likely to occur in pits and fissures on the occlusal surface and on interproximal tooth
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap a
surfaces where plaque accumulates unchecked.
p ap ap ap ap
D. Caries is most likely to occur in pits and fissures on the occlusal surface and on interproximal tooth
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
surfaces where plaque accumulates unchecked.
ap ap ap ap
E. Caries is most likely to occur in pits and fissures on the occlusal surface and on interproximal tooth
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
surfaces where plaque accumulates unchecked.
ap ap ap ap
DIF: Knowledge REF: p. 1 a p a p OBJ: 2 a p
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative materials, including
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
but not limited to a. amalgam, c. composites
ap ap ap ap ap ap ap
MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
ap ap ap ap ap ap ap ap
3. Which of the following is an intracoronal restoration?
ap ap ap ap ap ap ap
a. Ceramic–alloy crown on tooth number 21 ap ap ap ap ap
b. Ceramic veneer on tooth number 8 ap ap ap ap ap
c. Ceramic onlay on tooth number 30 ap ap ap ap ap
d. Ceramic inlay on tooth number 14 ap ap ap ap ap ap
CORRECT ANSWER: D ap ap
Feedback
A. The alternate choices are all extracoronal restorations used to repair the external.
ap ap ap ap ap ap ap ap ap ap ap
B. The alternate choices are all extracoronal restorations used to repair the external.
ap ap ap ap ap ap ap ap ap ap ap
C. The alternate choices are all extracoronal restorations used to repair the external.
ap ap ap ap ap ap ap ap ap ap ap
D. A ceramic inlay on tooth number 14 is an example of an intracoronal restoration, meaning that the
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
restoration is being used to repair damage restricted to the internal parts of a tooth. Materials such as
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap a
amalgam and composite resin are used in addition to ceramic or cast metal.
p ap ap ap ap ap ap ap ap ap ap ap ap
Page | 3 ap ap
, DIF: Knowledge REF: p. 4 a p a p OBJ: 3 a p
TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative materials, including
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
but not limited to a. amalgam, c. composites
ap ap ap ap ap ap ap
MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.5 General
ap ap ap ap ap ap ap ap
4. What is the process called where decay is removed from the tooth in order for a restoration to be
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
placed?
a. Cavity preparation ap
b. Convenience form ap
c. Margination
d. Extension
CORRECT ANSWER: A ap ap
Feedback
A. The process is referred to as cavity preparation. Cavity preparation is used to remove diseased or
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
damaged tissue and provide a space accessible for restoration and one that can stably retain the rest
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
oration.
B. Convenience form is a term describing the nature of the cavity preparation.
ap ap ap ap ap ap ap ap ap ap ap
C. Extension is a term describing the nature of the cavity preparation.
ap ap ap ap ap ap ap ap ap ap
D. Margination is the procedure for finishing the margins of a restoration.
ap ap ap ap ap ap ap ap ap ap
DIF: Knowledge REF: p. 4 a p a p OBJ: 2 a p
TOP: CDA, GC, III.B.1. Describe how to prepare, mix, deliver, and store restorative materials MSC: NBD
ap ap ap ap ap ap ap ap ap ap ap ap ap ap ap
HE, 6.0 Providing Supportive Treatment Services, 6.5 General
ap ap ap ap ap ap ap
5. Which of the following is an example of an intracoronal (direct) restoration?
ap ap ap ap ap ap ap ap ap ap ap
a. Laboratory-cured composite ap
b. Dental amalgam ap
c. Ceramic veneer ap
d. Cast crown ap
Page | 4 ap ap