Question 1

Which type of instrument is used to help enlarge the walls of the pulp chamber; it attaches to a slow-speed contra-angle handpiece?

Accepted Answer

A) Reamer 
B) Peso file 
C) K-type file 
D) Lentulo spiral 
E) Gates Glidden 
A) Reamer 
B) Peso file 
C) K-type file 
D) Lentulo spiral 
E) Gates Glidden E

Question 2

As files and reamers increase in size, how is that increase identified?

Accepted Answer

A) The identification number goes up. 
B) The identification number goes down. 
A) The identification number goes up. 
B) The identification number goes down. A

Question 3

A Peso file is used to remove debris from the root canal.

Accepted Answer

A) True 
 B)False  False

Question 4

What item uses an electrical current to check the vitality of the pulp within the pulp chambers?

Accepted Answer

A) Vitalometer/pulp tester 
B) Electronic apex locator 
C) Gutta-percha warming unit 
D) Endodontic irrigating syringe 
A) Vitalometer/pulp tester 
B) Electronic apex locator 
C) Gutta-percha warming unit 
D) Endodontic irrigating syringe

Question 5

Which endodontic instrument is used to widen the canals?

Accepted Answer

A) Broach 
B) Reamer 
C) K-type file 
D) Hedstrom file 
E) Both C and D could be used. 
A) Broach 
B) Reamer 
C) K-type file 
D) Hedstrom file 
E) Both C and D could be used.

Question 6

Which instrument is used to place the endodontic sealer or cement in a canal for the final seal before gutta-percha is applied?

Accepted Answer

A) Gates Glidden 
B) Lentulo spiral 
C) K-type file 
D) Peso file 
E) Reamer 
A) Gates Glidden 
B) Lentulo spiral 
C) K-type file 
D) Peso file 
E) Reamer

Question 7

Why is the working end of an endodontic explorer longer than a regular explorer?

Accepted Answer

A) To easily remove pulp tissue from the canals. 
B) To easily clean inside walls of canal. 
C) To easily reach opening of canals. 
D) To easily curet inside of tooth. 
A) To easily remove pulp tissue from the canals. 
B) To easily clean inside walls of canal. 
C) To easily reach opening of canals. 
D) To easily curet inside of tooth.

Question 8

Sterile absorbent paper points should be disposed of in the garbage.

Accepted Answer

A) True 
 B)False

Question 9

What is the purpose of an endodontic millimeter ruler?

Accepted Answer

A) Measure the length of the endodontic file(s). 
B) Measure the width of the endodontic file(s). 
A) Measure the length of the endodontic file(s). 
B) Measure the width of the endodontic file(s).

Question 10

In an endodontic procedure, what type of material is used to dry the pulp canals?

Accepted Answer

A) Sterile absorbent paper points 
B) Gutta-percha 
C) Cotton rolls 
D) Quick tips 
A) Sterile absorbent paper points 
B) Gutta-percha 
C) Cotton rolls 
D) Quick tips

Question 11

Which type of endodontic instrument is used to curet the inside of the tooth to the base of the pulp chamber?

Accepted Answer

A) Endodontic file 
B) Endodontic reamer 
C) Endodontic explorer 
D) Endodontic long-shank spoon 
A) Endodontic file 
B) Endodontic reamer 
C) Endodontic explorer 
D) Endodontic long-shank spoon

Question 12

Name the main instrument used to help condense gutta-percha vertically in a canal for endodontic treatment.

Accepted Answer

A) Endodontic spreader 
B) Endodontic explorer 
C) Endodontic plugger 
D) Glick instrument 
A) Endodontic spreader 
B) Endodontic explorer 
C) Endodontic plugger 
D) Glick instrument

Question 13

Which of the following endodontic instruments is used to cut the dentinal walls of a tooth canal?

Accepted Answer

A) Broach 
B) Reamer 
C) K-type file 
D) Endodontic spoon 
A) Broach 
B) Reamer 
C) K-type file 
D) Endodontic spoon

Question 14

Which statement is incorrect about Gates Glidden burs?

Accepted Answer

A) Used in a high-speed handpiece 
B) Comes in a range of sizes 
C) Opens the canal orifices 
D) Has a long shank 
A) Used in a high-speed handpiece 
B) Comes in a range of sizes 
C) Opens the canal orifices 
D) Has a long shank

Question 15

Name the instrument used to locate the openings of small canal orifices for endodontic procedures.

Accepted Answer

A) Endodontic long-shank spoon 
B) Endodontic explorer 
C) Endodontic reamer 
D) Endodontic file 
A) Endodontic long-shank spoon 
B) Endodontic explorer 
C) Endodontic reamer 
D) Endodontic file

Question 16

Which color represents a size 50 endodontic K-file?

Accepted Answer

A) Yellow 
B) Green 
C) Pink 
D) Blue 
A) Yellow 
B) Green 
C) Pink 
D) Blue

Question 17

Which instrument is used to remove the pulp tissue from a canal?

Accepted Answer

A) Broach 
B) Reamer 
C) K-type file 
D) Hedstrom file 
A) Broach 
B) Reamer 
C) K-type file 
D) Hedstrom file

Question 18

Which instrument is used to help condense gutta-percha laterally in a canal for endodontic treatment?

Accepted Answer

A) Endodontic spreader. 
B) Endodontic plugger. 
C) Endodontic explorer. 
D) Glick instrument. 
E) Both A and B are correct. 
A) Endodontic spreader. 
B) Endodontic plugger. 
C) Endodontic explorer. 
D) Glick instrument. 
E) Both A and B are correct.

Question 19

Which endodontic instrument is used to locate openings of small canal orifices for an endodontic procedure?

Accepted Answer

A) Broach 
B) K-type file 
C) Apex locator 
D) Endodontic explorer 
A) Broach 
B) K-type file 
C) Apex locator 
D) Endodontic explorer

Question 20

What is used to condense the gutta-percha laterally in canal?

Accepted Answer

A) Gutta-percha warming unit 
B) Endodontic spreader 
C) Endodontic plugger 
D) Lentulo spiral 
A) Gutta-percha warming unit 
B) Endodontic spreader 
C) Endodontic plugger 
D) Lentulo spiral

Exam 11: Endodontic Instruments

Which type of instrument is used to help enlarge the walls of the pulp chamber; it attaches to a slow-speed contra-angle handpiece?

As files and reamers increase in size, how is that increase identified?

A Peso file is used to remove debris from the root canal.

What item uses an electrical current to check the vitality of the pulp within the pulp chambers?

Which endodontic instrument is used to widen the canals?

Which instrument is used to place the endodontic sealer or cement in a canal for the final seal before gutta-percha is applied?

Why is the working end of an endodontic explorer longer than a regular explorer?

Sterile absorbent paper points should be disposed of in the garbage.

What is the purpose of an endodontic millimeter ruler?

In an endodontic procedure, what type of material is used to dry the pulp canals?

Which type of endodontic instrument is used to curet the inside of the tooth to the base of the pulp chamber?

Name the main instrument used to help condense gutta-percha vertically in a canal for endodontic treatment.

Which of the following endodontic instruments is used to cut the dentinal walls of a tooth canal?

Which statement is incorrect about Gates Glidden burs?

Name the instrument used to locate the openings of small canal orifices for endodontic procedures.

Which color represents a size 50 endodontic K-file?

Which instrument is used to remove the pulp tissue from a canal?

Which instrument is used to help condense gutta-percha laterally in a canal for endodontic treatment?

Which endodontic instrument is used to locate openings of small canal orifices for an endodontic procedure?

What is used to condense the gutta-percha laterally in canal?

Basic Dental Instruments

Enamel Cutting Instruments

Local Anesthetic Syringecomponents and Nitrous Oxide Sedation

Evacuation Devices, Airwater Syringe Tip, and Dental Unit

Dental Handpieces

Burs and Rotary Attachments for Handpieces

Dental Dam Instruments

Amalgam Restorative Instruments

Composite Restorative Instruments

Crown and Bridge Restorative Instruments

Hygiene Instruments

Preventive and Sealant Instruments and Bleaching Trays

Orthodontic Instruments

Universal Surgical Instruments

Periodontal Instruments and Periodontal Surgical Instruments

Oral Surgery Extraction Instruments

Sterilization Equipment

Dental Materials Equipment

Dental Imaging and Diagnostic Equipment

Vital Signs and Beyond

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