Test Bank for Dental Materials: Foundations and Applications 11th Edition by Powers John & Wataha John| 9780323316378| All Chapters 1-15|LATEST

Dental materials foundations and
applications
11th edition by Powers
Chapter 1 to 15




TEST BANK Q7

,TABLE OF CONTENT Q7 Q7




NEW! The Nature of Dental Materials 1.Introduction
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to Restorative Dental Materials 2.Properties of Dental
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Materials
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3.Preventive Dental Materials Q7 Q7




4.Direct Esthetic Restorative Materials 5.D
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ental Amalgam Q7




6.Finishing, Polishing, and Cleansing Materials 7.Cem
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ents
8.Impression Materials 9.Model an Q7 Q7 Q7




d Die Materials 10.Waxes
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11.Casting Alloys, Wrought Alloys, and Solders 12.Cas
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ting, Soldering, and Welding 13.Polymers in Prosthodo
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ntics
14. Dental Ceramics 1 Q7 Q 7




5.Dental Implants Q7

,Chapter 01: Introduction to Restorative Dental Materials P
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owers: Dental Materials, 11th Edition
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MULTIPLE CHOICE Q7




1. What causes caries?
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a. Food debris Q7



b. Materia alba Q7



c. Acidic foodstuff Q7



d. Bacterial plaque Q7



e. Salivary glycoproteins Q7




ANS: D Q7




Feedback
A Food debris does not have the structural organization of bacterial plaque
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biofilm.
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B Materia alba does not have the structural organization of bacterial plaque
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biofilm.
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C Acidic foodstuff lowers pH and may demineralize teeth but does not direct
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ly 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 bacteri
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a adhere.
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DIF: Knowledge REF: p. 1 OBJ: 2 Q7Q7Q 7 Q7Q7Q 7 Q7Q7Q 7 Q7Q7Q 7



TOP: CDA, GC, V, A,1b. Patient Education and Oral Health Management
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MSC: NBDHE, 6.0 Providing Supportive Treatment Services, 6.1 Properties and Manipu
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lation of Materials
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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 Q7




Feedback
A Buccal surfaces are also susceptible to caries; however, there is less surface
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area left unchecked. Q7 Q7



B Lingual surfaces are also susceptible to caries; however, there is less surface
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area left unchecked. Q7 Q7



C Caries is most likely to occur in pits and fissures on the occlusal surface and on
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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 and on
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interproximal tooth 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
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interproximal tooth surfaces where plaque accumulates unchecked.
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DIF: Knowledge REF: p. 1 OBJ: 2 Q7Q7Q 7 Q7Q7Q 7 Q7Q7Q 7 Q7Q7Q 7



TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative materials,
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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 Q7 Q7 Q7 Q7 Q7



b. Ceramic veneer on tooth number 8 Q7 Q7 Q7 Q7 Q7



c. Ceramic onlay on tooth number 30 Q7 Q7 Q7 Q7 Q7



d. Ceramic inlay on tooth number 14 Q7 Q7 Q7 Q7 Q7




ANS: D Q7




Feedback
A The alternate choices are all extracoronal restorations used to repair the ext
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ernal.
B The alternate choices are all extracoronal restorations used to repair the ext
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ernal.
C The alternate choices are all extracoronal restorations used to repair the ext
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ernal.
D A ceramic inlay on tooth number 14 is an example of an intracoronal restorat
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ion, meaning that the restoration is being used to repair damage restricted t
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o the internal parts of a tooth. Materials such as amalgam and composite re
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sin are used in addition to ceramic or cast metal.
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DIF: Knowledge REF: p. 4 OBJ: 3 Q7Q7Q 7 Q7Q7Q 7 Q7Q7Q 7 Q7Q7Q 7



TOP: CDA, GC, III, B, 1, Describe how to prepare, mix, deliver, and store restorative materials,
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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 a restora
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tion to be placed?
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a. Cavity preparation Q7



b. Convenience form Q7



c. Margination
d. Extension


ANS: A Q7