Question 1

Which types of materials are used for finishing and polishing?

Accepted Answer

A)  Surfactants 
B)  Humectants 
C)  Astringents 
D)  Abrasives 
A)  Surfactants 
B)  Humectants 
C)  Astringents 
D)  Abrasives D

Question 2

Which of the following methods would not be used to clean a denture with a soft liner?

Accepted Answer

A)  Cotton under cold water 
B)  A brush with hard, stiff bristles 
C)  A soaking type of denture cleanser 
D)  An organic solvent such as chloroform 
E)  Immersion in sodium hypochlorite followed by light brushing 
A)  Cotton under cold water 
B)  A brush with hard, stiff bristles 
C)  A soaking type of denture cleanser 
D)  An organic solvent such as chloroform 
E)  Immersion in sodium hypochlorite followed by light brushing D

Question 3

Which of the following statements is true of bleaching agents?

Accepted Answer

A)  They will adversely affect restorative materials such as gold alloys, amalgam, microfilled composites, or porcelain. 
B)  Some microhybrid composites, hybrid ionomers, and glass ionomers have been roughened slightly by bleaching gels. 
C)  Bleach should come in contact with dentin in order to bleach the yellow shade. 
D)  Yellow, orange, or light brown stains are the least responsive to bleaching. 
A)  They will adversely affect restorative materials such as gold alloys, amalgam, microfilled composites, or porcelain. 
B)  Some microhybrid composites, hybrid ionomers, and glass ionomers have been roughened slightly by bleaching gels. 
C)  Bleach should come in contact with dentin in order to bleach the yellow shade. 
D)  Yellow, orange, or light brown stains are the least responsive to bleaching. B

Question 4

Which of the following is not a recommended type of denture cleaner?

Accepted Answer

A)  Abrasive creams 
B)  Alkaline perborates 
C)  Fluoridated toothpaste 
D)  Alkaline hypochlorites 
A)  Abrasive creams 
B)  Alkaline perborates 
C)  Fluoridated toothpaste 
D)  Alkaline hypochlorites

Question 5

Which of the following would represent an appropriate sequence for finishing and polishing an amalgam restoration?

Accepted Answer

A)  Finishing bur, green stone, tin oxide, silex 
B)  Green stone, finishing bur, silex, tin oxide 
C)  Green stone, finishing bur, tin oxide, silex 
D)  Tin oxide, silex, green stone, finishing bur 
A)  Finishing bur, green stone, tin oxide, silex 
B)  Green stone, finishing bur, silex, tin oxide 
C)  Green stone, finishing bur, tin oxide, silex 
D)  Tin oxide, silex, green stone, finishing bur

Question 6

What is the purpose of using glycerin with polishing agents?

Accepted Answer

A)  Maintains consistency 
B)  Improves polish 
C)  Provides gloss 
D)  Evaporates 
A)  Maintains consistency 
B)  Improves polish 
C)  Provides gloss 
D)  Evaporates

Question 7

Which types of abrasives are generally hard, coarse abrasives used primarily for the development of desired contours of a restoration or tooth preparation and for the removal of gross irregularities on a surface?

Accepted Answer

A)  Cleansing 
B)  Finishing 
C)  Polishing 
D)  A and B 
E)  B and C 
A)  Cleansing 
B)  Finishing 
C)  Polishing 
D)  A and B 
E)  B and C

Question 8

Which of the following represents an appropriate sequence for finishing and polishing an acrylic denture base?

Accepted Answer

A)  Pumice slurry, finishing bur, tripoli 
B)  Pumice slurry, tripoli, finishing bur 
C)  Finishing bur, tripoli, pumice slurry 
D)  Finishing bur, pumice slurry, tripoli 
E)  Tripoli, finishing bur, pumice slurry 
A)  Pumice slurry, finishing bur, tripoli 
B)  Pumice slurry, tripoli, finishing bur 
C)  Finishing bur, tripoli, pumice slurry 
D)  Finishing bur, pumice slurry, tripoli 
E)  Tripoli, finishing bur, pumice slurry

Question 9

Which of the following abrasive agents commonly used in dentistry for polishing and cleansing is derived from diatoms?

Accepted Answer

A)  Kieselguhr 
B)  Calcite 
C)  Pumice 
D)  Rouge 
A)  Kieselguhr 
B)  Calcite 
C)  Pumice 
D)  Rouge

Question 10

When using an abrasive material how will the amount of pressure exerted affect the outcome?

Accepted Answer

A)  Cause the material to fracture if excessive 
B)  Cause the finish to be glossy as it increases 
C)  Cause deeper grooves in the finished restoration 
D)  Eliminate intrinsic stains in the surrounding enamel 
A)  Cause the material to fracture if excessive 
B)  Cause the finish to be glossy as it increases 
C)  Cause deeper grooves in the finished restoration 
D)  Eliminate intrinsic stains in the surrounding enamel

Question 11

Which of the following is true about diamond stones?

Accepted Answer

A)  Chips added to a binder 
B)  Cannot produce fine detail 
C)  Formed into disks, cups, or points 
D)  A, B, and C are all correct. 
E)  Only A and C are correct. 
A)  Chips added to a binder 
B)  Cannot produce fine detail 
C)  Formed into disks, cups, or points 
D)  A, B, and C are all correct. 
E)  Only A and C are correct.

Question 12

Sand disks should not be used interchangeably with _____ disks.

Accepted Answer

A)  cuttle 
B)  diamond 
C)  silicon carbide 
D)  aluminum oxide 
A)  cuttle 
B)  diamond 
C)  silicon carbide 
D)  aluminum oxide

Question 13

Which abrasive disks are beige?

Accepted Answer

A)  Aluminum oxide 
B)  Silicon carbide 
C)  Garnet 
D)  Cuttle 
A)  Aluminum oxide 
B)  Silicon carbide 
C)  Garnet 
D)  Cuttle

Question 14

Which technique will produce the smoothest surface on a composite restoration?

Accepted Answer

A)  Curing against a polyester matrix 
B)  Twelve-blade carbide burs 
C)  Diamond stones 
D)  Green stones 
E)  White stones 
A)  Curing against a polyester matrix 
B)  Twelve-blade carbide burs 
C)  Diamond stones 
D)  Green stones 
E)  White stones

Question 15

Whitening agents are effective in removing which type(s) of stain or discoloration?

Accepted Answer

A)  Tetracycline stain 
B)  Black line stain 
C)  Decalcification 
D)  Coffee stain 
A)  Tetracycline stain 
B)  Black line stain 
C)  Decalcification 
D)  Coffee stain

Question 16

Which of the following materials is the most difficult to remove from a tooth surface during tooth prophylaxis?

Accepted Answer

A)  Acquired pellicle 
B)  Food debris 
C)  Calculus 
D)  Plaque 
A)  Acquired pellicle 
B)  Food debris 
C)  Calculus 
D)  Plaque

Question 17

Which factor affects the rate of abrasion?

Accepted Answer

A)  Rate of speed 
B)  Type of material 
C)  Depth of the material 
D)  Number of filler particles 
A)  Rate of speed 
B)  Type of material 
C)  Depth of the material 
D)  Number of filler particles

Question 18

Which of the following cleaning techniques would be most effective for cleaning stain and plaque from dentures?

Accepted Answer

A)  A 15-minute soak daily with a chemical tablet 
B)  Using a toothbrush and fluoridated toothpaste 
C)  Periodic immersions in an ultrasonic cleaner 
D)  Using a denture brush and denture paste 
A)  A 15-minute soak daily with a chemical tablet 
B)  Using a toothbrush and fluoridated toothpaste 
C)  Periodic immersions in an ultrasonic cleaner 
D)  Using a denture brush and denture paste

Question 19

Home bleaching agents typically contain 10% to 22% _____ peroxide.

Accepted Answer

A)  carbamide 
B)  hydrogen 
C)  calcium 
D)  sodium 
A)  carbamide 
B)  hydrogen 
C)  calcium 
D)  sodium

Question 20

What is the purpose of a humectant in toothpaste?

Accepted Answer

A)  Prevent dehydration 
B)  Function as a binder 
C)  Prevent dental caries 
D)  Function as an abrasive 
E)  Reduce the rate of formation of supragingival calculus 
A)  Prevent dehydration 
B)  Function as a binder 
C)  Prevent dental caries 
D)  Function as an abrasive 
E)  Reduce the rate of formation of supragingival calculus

Which types of materials are used for finishing and polishing?

Which of the following methods would not be used to clean a denture with a soft liner?

Which of the following statements is true of bleaching agents?

Which of the following is not a recommended type of denture cleaner?

Which of the following would represent an appropriate sequence for finishing and polishing an amalgam restoration?

What is the purpose of using glycerin with polishing agents?

Which types of abrasives are generally hard, coarse abrasives used primarily for the development of desired contours of a restoration or tooth preparation and for the removal of gross irregularities on a surface?

Which of the following represents an appropriate sequence for finishing and polishing an acrylic denture base?

Which of the following abrasive agents commonly used in dentistry for polishing and cleansing is derived from diatoms?

When using an abrasive material how will the amount of pressure exerted affect the outcome?

Which of the following is true about diamond stones?

Sand disks should not be used interchangeably with _____ disks.

Which abrasive disks are beige?

Which technique will produce the smoothest surface on a composite restoration?

Whitening agents are effective in removing which type(s) of stain or discoloration?

Which of the following materials is the most difficult to remove from a tooth surface during tooth prophylaxis?

Which factor affects the rate of abrasion?

Which of the following cleaning techniques would be most effective for cleaning stain and plaque from dentures?

Home bleaching agents typically contain 10% to 22% _____ peroxide.

What is the purpose of a humectant in toothpaste?

Introduction to Restorative Dental Materials

Properties of Materials

Preventive Dental Materials

Direct Esthetic Restorative Materials

Dental Amalgam

Cements

Impression Materials

Model and Die Materials

Waxes

Casting Alloys, Wrought Alloys, and Solders

Casting, Soldering, and Welding

Polymers in Prosthodontics

Dental Ceramics

Dental Implants

Filters

Exam 6: Finishing, Polishing, and Cleansing Materials

Which types of materials are used for finishing and polishing?

Which of the following methods would not be used to clean a denture with a soft liner?

Which of the following statements is true of bleaching agents?

Which of the following is not a recommended type of denture cleaner?

Which of the following would represent an appropriate sequence for finishing and polishing an amalgam restoration?

What is the purpose of using glycerin with polishing agents?

Which types of abrasives are generally hard, coarse abrasives used primarily for the development of desired contours of a restoration or tooth preparation and for the removal of gross irregularities on a surface?

Which of the following represents an appropriate sequence for finishing and polishing an acrylic denture base?

Which of the following abrasive agents commonly used in dentistry for polishing and cleansing is derived from diatoms?

When using an abrasive material how will the amount of pressure exerted affect the outcome?

Which of the following is true about diamond stones?

Sand disks should not be used interchangeably with _____ disks.

Which abrasive disks are beige?

Which technique will produce the smoothest surface on a composite restoration?

Whitening agents are effective in removing which type(s) of stain or discoloration?

Which of the following materials is the most difficult to remove from a tooth surface during tooth prophylaxis?

Which factor affects the rate of abrasion?

Which of the following cleaning techniques would be most effective for cleaning stain and plaque from dentures?

Home bleaching agents typically contain 10% to 22% _____ peroxide.

What is the purpose of a humectant in toothpaste?

Introduction to Restorative Dental Materials

Properties of Materials

Preventive Dental Materials

Direct Esthetic Restorative Materials

Dental Amalgam

Cements

Impression Materials

Model and Die Materials

Waxes

Casting Alloys, Wrought Alloys, and Solders

Casting, Soldering, and Welding

Polymers in Prosthodontics

Dental Ceramics

Dental Implants

Filters