Deck 10: Crown and Bridge Restorative Instruments

Question 1

Which instrument is used to place gingival retraction cord in the sulcus area of prepared teeth before impressions are taken?

A)Crown and bridge scissors
B)Contouring pliers
C)Retraction cord instrument
D)Crown-removing forceps
E)How (or Howe) pliers

Answer 1

Retraction cord instrument

Question 2

Name the instrument(s) that are found on a tray setup for preparing a tooth for crown.

A)Gingival retraction cord instrument
B)Woodson instrument
C)Shade guide
D)Provisional crown-removing forceps
E)All of the above

Answer 2

Gingival retraction cord instrument

Question 3

Which of the following materials is used to seat a permanent crown?

A)Wooden wedge
B)Wax bite
C)Wooden bite stick
D)Bite block

Answer 3

Wooden bite stick

Question 4

Which of the following is NOT function of a Cerec machine?

A)It outlines crown with a computer-connected intraoral wand.
B)It automatically retracts the gingival margin of the crown in the computer.
C)It constructs the anatomy of the crown in the computer.
D)It sends information to the unit to construct the crown.

Question 5

The main function of the trial crown remover is to

A)remove temporary crowns.
B)place permanent crowns on the prepared tooth.
C)remove permanent crowns during the try-in phase.
D)None of the above
E)All of the above

Question 6

Which instrument is used to trim aluminum temporary crowns on the gingival side?

A)Crown-removing forceps
B)Contouring pliers
C)Crown and bridge scissors
D)Bird beak pliers
E)How (or Howe) pliers

Question 7

Name the instrument(s) that are found on a tray setup for seating a crown

A)Flexible cement mixing spatula
B)Woodson instrument
C)Wooden bite stick
D)Trial crown remover
E)All of the above

Question 8

What is the function of a gingival retraction cord instrument?

A)To place a gingival retraction cord prior to taking a final impression.
B)To remove a gingival retraction cord after taking a final impression.
C)To place a gingival retraction cord prior to taking a preliminary impression.
D)To remove a gingival retraction cord after taking a preliminary impression.

Question 9

The main purpose of crown and bridge scissors is to crimp and contour the marginal edge of a temporary crown.

Question 10

Which instrument is used to remove a temporary crown from the tooth?

A)Crown and bridge scissor
B)Crown-removing forceps
C)Contouring pliers
D)Spoon excavator
E)Bird beak pliers

Question 11

What type of instrument (or instruments) would be found on a tray setup for crown and bridge cementation?

A)Crown-removing forceps
B)Spoon excavator
C)Curette
D)Woodson
E)All of the above

Question 12

Which of the following instruments is used to shape the marginal edge of a temporary crown or stainless steel crown?

A)Self-locking cotton pliers
B)Contouring pliers
C)Crown and bridge scissors
D)Cotton pliers

Question 13

Gingival retraction cord instrument is mainly used on crown and bridge tray setup.

Question 14

A shade guide for crown and bridge procedure is found on which tray setup?

A)Crown and bridge preparation tray setup
B)Crown and bridge cementation tray setup

Question 15

Name the instrument that assists the patient in biting down on the crown in the seating phase of a permanent crown.

A)Spoon excavator
B)Curette
C)Woodson
D)Wooden bite stick