Question 1

The instrument of choice to place and condense pliable restorative materials in the cavity prep is the ____________.

Accepted Answer

A)  carrier 
B)  condenser 
C)  plugger 
D)  plastic filling instrument 
A)  carrier 
B)  condenser 
C)  plugger 
D)  plastic filling instrument D

Question 2

The handle of an instrument is where the instrument is held by the operator. Some instrument handles are ergonomically designed.

Accepted Answer

A) True 
 B)False  True

Question 3

The instrument used to remove carious material and debris from the teeth is the ____________.

Accepted Answer

A)  hatchet 
B)  hoe 
C)  chisel 
D)  excavator 
A)  hatchet 
B)  hoe 
C)  chisel 
D)  excavator D

Question 4

The bur used in the high-speed handpiece is the ________ shank.

Accepted Answer

A)  straight 
B)  latch-type 
C)  friction-grip 
D)  none of the above 
A)  straight 
B)  latch-type 
C)  friction-grip 
D)  none of the above

Question 5

Finishing burs have ________ number of blades.

Accepted Answer

A)  increased 
B)  decreased 
A)  increased 
B)  decreased

Question 6

A high-speed handpiece operates at ________ rpm.

Accepted Answer

A)  30,000 
B)  50,000 
C)  100,000 
D)  400,000 
A)  30,000 
B)  50,000 
C)  100,000 
D)  400,000

Question 7

Finishing burs can have up to thirty blades for ultra-fine finishing.

Accepted Answer

A) True 
 B)False

Question 8

The parts of a dental hand instrument include all EXCEPT the ____________.

Accepted Answer

A)  handle 
B)  shank 
C)  angle 
D)  working end 
A)  handle 
B)  shank 
C)  angle 
D)  working end

Question 9

Microetchers are used for which of the following procedures?

Accepted Answer

A)  Denture repairs 
B)  Pit and fissure sealant preparation 
C)  Roughening surface for bonding orthodontic bands 
D)  All of the above 
A)  Denture repairs 
B)  Pit and fissure sealant preparation 
C)  Roughening surface for bonding orthodontic bands 
D)  All of the above

Question 10

Lengths of bur shanks vary and are designated by a letter designation. The "S" is for short shank.

Accepted Answer

A) True 
 B)False

Question 11

When using the microetcher, the dentist and assistant should wear protective eyewear and a mask.

Accepted Answer

A) True 
 B)False

Question 12

The bur is placed in the ________ on the handpiece.

Accepted Answer

A)  head 
B)  chuck 
C)  handle 
D)  fiberoptic opening 
A)  head 
B)  chuck 
C)  handle 
D)  fiberoptic opening

Question 13

Rubber points and wheels are used for all EXCEPT ____________.

Accepted Answer

A)  cutting 
B)  finishing 
C)  polishing 
D)  defining anatomy in amalgam 
A)  cutting 
B)  finishing 
C)  polishing 
D)  defining anatomy in amalgam

Question 14

Metal plastic filling instruments are used to place composite restorative materials.

Accepted Answer

A) True 
 B)False

Question 15

The bur used in the contra-angle handpiece is the ________ shank.

Accepted Answer

A)  straight 
B)  latch-type 
C)  friction-grip 
D)  none of the above 
A)  straight 
B)  latch-type 
C)  friction-grip 
D)  none of the above

Question 16

Finishing burs have more blades for ultra-fine finishing and are used to smooth, trim and finish. A color-coding band system is used to identify the significant difference. The red band identifies which number of blades?

Accepted Answer

A)  16 
B)  30 
C)  12 
D)  None of the above 
A)  16 
B)  30 
C)  12 
D)  None of the above

Question 17

The low-speed handpiece operates under ________ rpm.

Accepted Answer

A)  30,000 
B)  50,000 
C)  100,000 
D)  400,000 
A)  30,000 
B)  50,000 
C)  100,000 
D)  400,000

Question 18

The low-speed handpiece is used with which of the following?

Accepted Answer

A)  Long-shank rotary instruments 
B)  Contra-angle attachment 
C)  Right-angle attachment 
D)  All of the above 
A)  Long-shank rotary instruments 
B)  Contra-angle attachment 
C)  Right-angle attachment 
D)  All of the above

Question 19

Cutting burs have how many blades?

Accepted Answer

A)  Six 
B)  Twelve 
C)  Twenty-five 
D)  Thirty 
A)  Six 
B)  Twelve 
C)  Twenty-five 
D)  Thirty

Question 20

Which type of burs are used to remove carious tooth structure?

Accepted Answer

A)  Round 
B)  Inverted cone 
C)  Wheel 
D)  Either a or b 
A)  Round 
B)  Inverted cone 
C)  Wheel 
D)  Either a or b

Exam 18: Basic Chairside Instruments and Tray Systems

The instrument of choice to place and condense pliable restorative materials in the cavity prep is the ____________.

The handle of an instrument is where the instrument is held by the operator. Some instrument handles are ergonomically designed.

The instrument used to remove carious material and debris from the teeth is the ____________.

The bur used in the high-speed handpiece is the ________ shank.

Finishing burs have ________ number of blades.

A high-speed handpiece operates at ________ rpm.

Finishing burs can have up to thirty blades for ultra-fine finishing.

The parts of a dental hand instrument include all EXCEPT the ____________.

Microetchers are used for which of the following procedures?

Lengths of bur shanks vary and are designated by a letter designation. The "S" is for short shank.

When using the microetcher, the dentist and assistant should wear protective eyewear and a mask.

The bur is placed in the ________ on the handpiece.

Rubber points and wheels are used for all EXCEPT ____________.

Metal plastic filling instruments are used to place composite restorative materials.

The bur used in the contra-angle handpiece is the ________ shank.

Finishing burs have more blades for ultra-fine finishing and are used to smooth, trim and finish. A color-coding band system is used to identify the significant difference. The red band identifies which number of blades?

The low-speed handpiece operates under ________ rpm.

The low-speed handpiece is used with which of the following?

Cutting burs have how many blades?

Which type of burs are used to remove carious tooth structure?

Introduction to the Dental Profession

Psychology Communication and Multicultural Interaction

Ethics Jurisprudence and the Health Information Portability and Accountability Act

Oral Health and Preventative Techniques

Nutrition

General Anatomy and Physiology

Head and Neck Anatomy

Embryology and Histology

Tooth Morphology

Microbiology

Infection Control

Management of Hazardous Materials

Preparation for Patient Care

Dental Charting

Pharmacology

Emergency Management

Introduction to the Dental Office and Basic Chairside Assisting

Instrument Transfer and Maintaining the Operating Field

Anesthesia and Sedation

Introduction to Dental Radiography and Equipment

Production and Evaluation of Dental Radiographs

Extraoral and Digital Radiography

Endodontics

Oral and Maxillofacial Surgery

Dental Implants

Oral Pathology

Orthodontics

Pediatric Dentistry

Dental Sealants

Periodontics

Coronal Polish

Fixed Prosthodontics and Gingival Retraction

Computerized Impression and Restorative Systems

Cosmetic Dentistry and Whitening

Removable Prosthodontics

Dental Cements Bases Liners and Bonding Agents

Restorative Materials Matrix and Wedge

Laboratory Materials and Techniques

Dental Office Management

Employment Strategies

Filters