Question 1

Which solvent is useful for removal of set zinc oxide-eugenol cement?

Accepted Answer

A)  Ether 
B)  Water 
C)  Orange oil 
D)  Turpentine 
E)  Ethyl alcohol 
A)  Ether 
B)  Water 
C)  Orange oil 
D)  Turpentine 
E)  Ethyl alcohol

Question 2

Effective thermal protection requires that a base be at least _____ mm thick.

Accepted Answer

A)  0.05 
B)  0.5 
C)  1.5 
D)  5 
A)  0.05 
B)  0.5 
C)  1.5 
D)  5

Question 3

Direct and indirect bonding of orthodontic brackets is accomplished primarily with the use of _____ cements.

Accepted Answer

A)  calcium hydroxide 
B)  zinc phosphate 
C)  glass ionomer 
D)  compomer 
E)  resin 
A)  calcium hydroxide 
B)  zinc phosphate 
C)  glass ionomer 
D)  compomer 
E)  resin

Question 4

Which of the following cements is not water based?

Accepted Answer

A)  Glass ionomer 
B)  Zinc phosphate 
C)  Zinc oxide-eugenol 
D)  Zinc polycarboxylate 
A)  Glass ionomer 
B)  Zinc phosphate 
C)  Zinc oxide-eugenol 
D)  Zinc polycarboxylate

Question 5

The hybrid ionomer cement liquid should be dispensed by holding the vial _____ to the mixing pad. The cement is applied to a _____ tooth.

Accepted Answer

A)  at an angle; dry 
B)  at an angle; slightly moist 
C)  vertically; dry 
D)  vertically; slightly moist 
A)  at an angle; dry 
B)  at an angle; slightly moist 
C)  vertically; dry 
D)  vertically; slightly moist

Question 6

When is it recommended to use glass ionomer cements?

Accepted Answer

A)  Cavity liner 
B)  Thermal base 
C)  Cervical Cl V restorations 
D)  Cement orthodontic bands 
A)  Cavity liner 
B)  Thermal base 
C)  Cervical Cl V restorations 
D)  Cement orthodontic bands

Question 7

Why is rosin, 29%, added to Type I zinc oxide-eugenol cement powder?

Accepted Answer

A)  Reduce brittleness 
B)  Act as a sedative 
C)  Accelerate set 
D)  A and C are correct. 
A)  Reduce brittleness 
B)  Act as a sedative 
C)  Accelerate set 
D)  A and C are correct.

Question 8

What is the recommended mixing time for glass ionomer cement?

Accepted Answer

A)  10 to 20 seconds 
B)  20 to 30 seconds 
C)  30 to 60 seconds 
D)  2 minutes 
E)  7 minutes 
A)  10 to 20 seconds 
B)  20 to 30 seconds 
C)  30 to 60 seconds 
D)  2 minutes 
E)  7 minutes

Question 9

Which type of cement is composed of dimethacrylate resin and glass filler?

Accepted Answer

A)  Zinc polycarboxylate 
B)  Zinc oxide-eugenol 
C)  Zinc phosphate 
D)  Glass ionomer 
E)  Esthetic resin 
A)  Zinc polycarboxylate 
B)  Zinc oxide-eugenol 
C)  Zinc phosphate 
D)  Glass ionomer 
E)  Esthetic resin

Question 10

Which of the following statements is(are) true regarding glass ionomer cements?

Accepted Answer

A)  Fluoride may be added to the powder for an anticariogenic effect. 
B)  Some retention is gained through chemical bonding as well as mechanical bonding. 
C)  A calcium hydroxide base is not recommended when glass ionomer cement is used in a deep cavity. 
D)  A, B, and C are all true statements. 
E)  A and B are both true statements. 
A)  Fluoride may be added to the powder for an anticariogenic effect. 
B)  Some retention is gained through chemical bonding as well as mechanical bonding. 
C)  A calcium hydroxide base is not recommended when glass ionomer cement is used in a deep cavity. 
D)  A, B, and C are all true statements. 
E)  A and B are both true statements.

Question 11

Which type of cement has a powder composed of aluminosilicate glass?

Accepted Answer

A)  Zinc polycarboxylate 
B)  Zinc oxide-eugenol 
C)  Zinc phosphate 
D)  Glass ionomer 
A)  Zinc polycarboxylate 
B)  Zinc oxide-eugenol 
C)  Zinc phosphate 
D)  Glass ionomer

Question 12

Which cement is closest to glass ionomer in compressive and tensile strength?

Accepted Answer

A)  Zinc polycarboxylate 
B)  Zinc oxide-eugenol 
C)  Hybrid ionomer 
D)  Adhesive resin 
A)  Zinc polycarboxylate 
B)  Zinc oxide-eugenol 
C)  Hybrid ionomer 
D)  Adhesive resin

Question 13

Orthodontic bands may be cemented with which of the following cement(s)?

Accepted Answer

A)  Glass ionomer 
B)  Zinc phosphate 
C)  Zinc oxide-eugenol 
D)  A and B 
E)  B and C 
A)  Glass ionomer 
B)  Zinc phosphate 
C)  Zinc oxide-eugenol 
D)  A and B 
E)  B and C

Question 14

Which of the following statement(s) is/are true of zinc polycarboxylate cement?

Accepted Answer

A)  It is stronger than zinc phosphate cement. 
B)  It is less irritating to the pulp than zinc phosphate cement. 
C)  It is more irritating to the pulp than zinc phosphate cement. 
D)  A and B are both true. 
E)  A and C are both true. 
A)  It is stronger than zinc phosphate cement. 
B)  It is less irritating to the pulp than zinc phosphate cement. 
C)  It is more irritating to the pulp than zinc phosphate cement. 
D)  A and B are both true. 
E)  A and C are both true.

Question 15

The maximum working time for zinc polycarboxylate cement is _____ seconds.

Accepted Answer

A)  30 
B)  60 
C)  90 
D)  120 
A)  30 
B)  60 
C)  90 
D)  120

Question 16

Properties of zinc polycarboxylate cement include which of the following?

Accepted Answer

A)  Moderate strength 
B)  High viscosity 
C)  Mild acidity 
D)  All of the above 
E)  Only A and C 
A)  Moderate strength 
B)  High viscosity 
C)  Mild acidity 
D)  All of the above 
E)  Only A and C

Question 17

Which of the following materials used as bases is supplied as a single-paste compule that does not require mixing?

Accepted Answer

A)  Compomer 
B)  Glass ionomer 
C)  Zinc phosphate 
D)  Hybrid ionomer 
E)  Zinc polycarboxylate 
A)  Compomer 
B)  Glass ionomer 
C)  Zinc phosphate 
D)  Hybrid ionomer 
E)  Zinc polycarboxylate

Question 18

Which of the following cements is used in order to stimulate the formation of reparative dentin?

Accepted Answer

A)  Zinc phosphate 
B)  Hybrid ionomer 
C)  Calcium hydroxide 
D)  Zinc oxide-eugenol 
E)  Zinc polycarboxylate 
A)  Zinc phosphate 
B)  Hybrid ionomer 
C)  Calcium hydroxide 
D)  Zinc oxide-eugenol 
E)  Zinc polycarboxylate

Question 19

Which of the following cements has a sedative effect on the pulp?

Accepted Answer

A)  Glass ionomer 
B)  Zinc phosphate 
C)  Calcium hydroxide 
D)  Zinc oxide-eugenol 
E)  Zinc polycarboxylate 
A)  Glass ionomer 
B)  Zinc phosphate 
C)  Calcium hydroxide 
D)  Zinc oxide-eugenol 
E)  Zinc polycarboxylate

Question 20

Which of the following is correct regarding esthetic resin cements?

Accepted Answer

A)  Radiopaque 
B)  Chemical cure 
C)  Low bond strength 
D)  High film thickness 
A)  Radiopaque 
B)  Chemical cure 
C)  Low bond strength 
D)  High film thickness

Which solvent is useful for removal of set zinc oxide-eugenol cement?

Effective thermal protection requires that a base be at least _____ mm thick.

Direct and indirect bonding of orthodontic brackets is accomplished primarily with the use of _____ cements.

Which of the following cements is not water based?

The hybrid ionomer cement liquid should be dispensed by holding the vial _ to the mixing pad. The cement is applied to a _ tooth.

When is it recommended to use glass ionomer cements?

Why is rosin, 29%, added to Type I zinc oxide-eugenol cement powder?

What is the recommended mixing time for glass ionomer cement?

Which type of cement is composed of dimethacrylate resin and glass filler?

Which of the following statements is(are) true regarding glass ionomer cements?

Which type of cement has a powder composed of aluminosilicate glass?

Which cement is closest to glass ionomer in compressive and tensile strength?

Orthodontic bands may be cemented with which of the following cement(s)?

Which of the following statement(s) is/are true of zinc polycarboxylate cement?

The maximum working time for zinc polycarboxylate cement is _____ seconds.

Properties of zinc polycarboxylate cement include which of the following?

Which of the following materials used as bases is supplied as a single-paste compule that does not require mixing?

Which of the following cements is used in order to stimulate the formation of reparative dentin?

Which of the following cements has a sedative effect on the pulp?

Which of the following is correct regarding esthetic resin cements?

Introduction to Restorative Dental Materials

Properties of Materials

Preventive Dental Materials

Direct Esthetic Restorative Materials

Dental Amalgam

Finishing, Polishing, and Cleansing Materials

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 7: Cements

Which solvent is useful for removal of set zinc oxide-eugenol cement?

Effective thermal protection requires that a base be at least _____ mm thick.

Direct and indirect bonding of orthodontic brackets is accomplished primarily with the use of _____ cements.

Which of the following cements is not water based?

The hybrid ionomer cement liquid should be dispensed by holding the vial _____ to the mixing pad. The cement is applied to a _____ tooth.

When is it recommended to use glass ionomer cements?

Why is rosin, 29%, added to Type I zinc oxide-eugenol cement powder?

What is the recommended mixing time for glass ionomer cement?

Which type of cement is composed of dimethacrylate resin and glass filler?

Which of the following statements is(are) true regarding glass ionomer cements?

Which type of cement has a powder composed of aluminosilicate glass?

Which cement is closest to glass ionomer in compressive and tensile strength?

Orthodontic bands may be cemented with which of the following cement(s)?

Which of the following statement(s) is/are true of zinc polycarboxylate cement?

The maximum working time for zinc polycarboxylate cement is _____ seconds.

Properties of zinc polycarboxylate cement include which of the following?

Which of the following materials used as bases is supplied as a single-paste compule that does not require mixing?

Which of the following cements is used in order to stimulate the formation of reparative dentin?

Which of the following cements has a sedative effect on the pulp?

Which of the following is correct regarding esthetic resin cements?

Introduction to Restorative Dental Materials

Properties of Materials

Preventive Dental Materials

Direct Esthetic Restorative Materials

Dental Amalgam

Finishing, Polishing, and Cleansing Materials

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

The hybrid ionomer cement liquid should be dispensed by holding the vial _ to the mixing pad. The cement is applied to a _ tooth.