Question 1

Which device is used to determine the tooth color for ceramic crowns or bridges?

Accepted Answer

A) Articulator 
B) Chamfer 
C) Shade guide 
D) Infuser 
A) Articulator 
B) Chamfer 
C) Shade guide 
D) Infuser

Question 2

Which cast restoration is designed to fit snugly within a tooth preparation,such as a class II restoration,and covers only a portion of the occlusal and proximal surface?

Accepted Answer

A) Onlay 
B) Inlay 
C) Crown 
D) Veneer 
A) Onlay 
B) Inlay 
C) Crown 
D) Veneer

Question 3

How is a Maryland bridge held in place?

Accepted Answer

A) Abutments are cemented on either side of the pontic. 
B) Winglike extensions are bonded onto the lingual surfaces of the adjacent teeth. 
C) Clasps are attached to the adjacent teeth. 
D) Shoulders extend to the adjacent teeth. 
A) Abutments are cemented on either side of the pontic. 
B) Winglike extensions are bonded onto the lingual surfaces of the adjacent teeth. 
C) Clasps are attached to the adjacent teeth. 
D) Shoulders extend to the adjacent teeth.

Question 4

What is (are)the indication(s)for prescribing fixed prosthodontics?

Accepted Answer

A) The patient wants it. 
B) One or two adjacent teeth are missing in the mouth. 
C) Supportive teeth are healthy. 
D) All of the above are indications. 
A) The patient wants it. 
B) One or two adjacent teeth are missing in the mouth. 
C) Supportive teeth are healthy. 
D) All of the above are indications.

Question 5

What is the material of choice for an inlay or onlay restoration?

Accepted Answer

A) Porcelain 
B) Ceramics 
C) Gold 
D) Amalgam 
A) Porcelain 
B) Ceramics 
C) Gold 
D) Amalgam

Question 6

Which statement best describes an indirect restoration?

Accepted Answer

A) It is a cast restoration. 
B) It is permanent. 
C) It can be an inlay, onlay, crown, or bridge. 
D) It can be all of the above. 
A) It is a cast restoration. 
B) It is permanent. 
C) It can be an inlay, onlay, crown, or bridge. 
D) It can be all of the above.

Question 7

Which component of a fixed bridge anchors to existing teeth?

Accepted Answer

A) Abutment 
B) Pontic 
C) Unit 
D) Core 
A) Abutment 
B) Pontic 
C) Unit 
D) Core

Question 8

Under which condition would a post-and-core be recommended before placing a crown?

Accepted Answer

A) The tooth is vital. 
B) The tooth has been treated endodontically. 
C) The tooth has a pin for retention. 
D) The tooth is not restorable. 
A) The tooth is vital. 
B) The tooth has been treated endodontically. 
C) The tooth has a pin for retention. 
D) The tooth is not restorable.

Question 9

What is the opening into which a post is cemented?

Accepted Answer

A) Keyway slot 
B) Chamfer 
C) Shoulder 
D) Post channel 
A) Keyway slot 
B) Chamfer 
C) Shoulder 
D) Post channel

Question 10

Which statement is correct regarding a fixed bridge?

Accepted Answer

A) There are at least two abutment teeth in a fixed bridge. 
B) The fixed bridge is described by the number of units involved. 
C) A fixed bridge consists of at least one abutment and one pontic. 
D) Both b and c are correct. 
A) There are at least two abutment teeth in a fixed bridge. 
B) The fixed bridge is described by the number of units involved. 
C) A fixed bridge consists of at least one abutment and one pontic. 
D) Both b and c are correct.

Question 11

What is the purpose of provisional coverage?

Accepted Answer

A) To maintain or restore tooth function, or both 
B) To provide comfort for the patient while the permanent restoration is being fabricated 
C) To protect the margins of the prepared tooth 
D) All of the above 
A) To maintain or restore tooth function, or both 
B) To provide comfort for the patient while the permanent restoration is being fabricated 
C) To protect the margins of the prepared tooth 
D) All of the above

Question 12

What is the most common method to obtain gingival retraction?

Accepted Answer

A) Chemical retraction 
B) Mechanical retraction 
C) Surgical retraction 
D) Infuser retraction 
A) Chemical retraction 
B) Mechanical retraction 
C) Surgical retraction 
D) Infuser retraction

Question 13

Which procedure takes place during the second appointment for the placement of a cast restoration?

Accepted Answer

A) Shade selection 
B) Preliminary impressions 
C) Final impressions 
D) Try-in 
A) Shade selection 
B) Preliminary impressions 
C) Final impressions 
D) Try-in

Question 14

A gingival retraction cord is placed _____ the crown preparation is completed; it is removed _____ the final impression is taken.

Accepted Answer

A) after; after 
B) after; before 
C) before; after 
D) before; before 
A) after; after 
B) after; before 
C) before; after 
D) before; before

Question 15

How is the area under the pontic of a bridge maintained?

Accepted Answer

A) Brush with a toothbrush. 
B) Clean under the pontic using floss and a floss threader. 
C) Irrigate with a cannula. 
D) Swish with a mouth rinse. 
A) Brush with a toothbrush. 
B) Clean under the pontic using floss and a floss threader. 
C) Irrigate with a cannula. 
D) Swish with a mouth rinse.

Question 16

What is the tapered finish line of the margin at the cervical area of a tooth preparation?

Accepted Answer

A) Articulator 
B) Chamfer 
C) Core 
D) Shoulder 
A) Articulator 
B) Chamfer 
C) Core 
D) Shoulder

Exam 50: Fixed Prosthodontics

Which device is used to determine the tooth color for ceramic crowns or bridges?

Which cast restoration is designed to fit snugly within a tooth preparation,such as a class II restoration,and covers only a portion of the occlusal and proximal surface?

How is a Maryland bridge held in place?

What is (are)the indication(s)for prescribing fixed prosthodontics?

What is the material of choice for an inlay or onlay restoration?

Which statement best describes an indirect restoration?

Which component of a fixed bridge anchors to existing teeth?

Under which condition would a post-and-core be recommended before placing a crown?

What is the opening into which a post is cemented?

Which statement is correct regarding a fixed bridge?

What is the purpose of provisional coverage?

What is the most common method to obtain gingival retraction?

Which procedure takes place during the second appointment for the placement of a cast restoration?

A gingival retraction cord is placed _____ the crown preparation is completed; it is removed _____ the final impression is taken.

How is the area under the pontic of a bridge maintained?

What is the tapered finish line of the margin at the cervical area of a tooth preparation?

History of Dentistry

The Professional Dental Assistant

The Dental Healthcare Team

Dental Ethics

Dentistry and the Law

General Anatomy

General Physiology

Oral Embryology and Histology

Head and Neck Anatomy

Landmarks of the Face and Oral Cavity

Overview of the Dentitions

Tooth Morphology

Dental Caries

Periodontal Disease

Preventive Dentistry

Nutrition

Oral Pathology

Microbiology

Disease Transmission and Infection Prevention

Principles and Techniques of Disinfection

Principles and Techniques of Instrument Processing and Sterilization

Regulatory and Advisory Agencies

Chemical and Waste Management

Dental Unit Waterlines

Ergonomics

The Patient Record

Vital Signs

Oral Diagnosis and Treatment Planning

The Special Needs and Medically Compromised Patient

Principles of Pharmacology

Assisting in a Medical Emergency

The Dental Office

Delivering Dental Care

Dental Hand Instruments

Dental Handpieces and Accessories

Moisture Control

Anesthesia and Pain Control

Foundations of Radiography, Radiographic Equipment, and Radiation Safety

Digital Imaging, Dental Film, and Processing Radiographs

Legal Issues, Quality Assurance, and Infection Prevention

Intraoral Imaging

Extraoral Imaging

Restorative and Esthetic Dental Materials

Dental Liners, Bases, and Bonding Systems

Dental Cements

Impression Materials

Laboratory Materials and Procedures

General Dentistry

Matrix Systems for Restorative Dentistry

Provisional Coverage

Removable Prosthodontics

Dental Implants

Endodontics

Periodontics

Oral and Maxillofacial Surgery

Pediatric Dentistry

Coronal Polishing

Dental Sealants

Orthodontics

Communication in the Dental Office

Business Operating Systems

Financial Management in the Dental Office

Marketing Your Skills

A gingival retraction cord is placed _ the crown preparation is completed; it is removed _ the final impression is taken.