Question 1

Which dentist specializes in the prevention,diagnosis,and treatment of the dental pulp and the tissues that surround the root of the tooth?

Accepted Answer

A) Periodontist 
B) Endodontist 
C) Oral surgeon 
D) Prosthodontist 
A) Periodontist 
B) Endodontist 
C) Oral surgeon 
D) Prosthodontist

Question 2

The two types of tests that the dentist uses to determine whether the inflammatory process has gone into the periapical tissues are ____ and ____.

Accepted Answer

A) objective; subjective 
B) palpation; percussion 
C) chronic; acute 
D) reversible; irreversible 
A) objective; subjective 
B) palpation; percussion 
C) chronic; acute 
D) reversible; irreversible

Question 3

When conducting an objective examination,the dentist will not take into consideration which observation?

Accepted Answer

A) Tooth mobility 
B) Presence or extent of decay 
C) Swelling or discolorations 
D) Patients' pain report 
A) Tooth mobility 
B) Presence or extent of decay 
C) Swelling or discolorations 
D) Patients' pain report

Question 4

When the pulp displays symptoms of lingering pain and the clinical diagnostic findings show that the pulp is incapable of healing,what treatment is warranted?

Accepted Answer

A) Indirect pulp therapy 
B) Root canal therapy 
C) Extraction 
D) Both b and c 
A) Indirect pulp therapy 
B) Root canal therapy 
C) Extraction 
D) Both b and c

Question 5

Which term most accurately identifies root canal therapy?

Accepted Answer

A) Apicoectomy 
B) Hemisection 
C) Pulpectomy 
D) Pulpotomy 
A) Apicoectomy 
B) Hemisection 
C) Pulpectomy 
D) Pulpotomy

Question 6

What is the role of radiographs in endodontics?

Accepted Answer

A) Radiographs are used for diagnosis only. 
B) Radiographs are used only during treatment to determine file length. 
C) Radiographs are used for diagnosis and during treatment to determine file length. 
D) Radiographs are used for diagnosis, during treatment to determine file length, and at posttreatment evaluations. 
A) Radiographs are used for diagnosis only. 
B) Radiographs are used only during treatment to determine file length. 
C) Radiographs are used for diagnosis and during treatment to determine file length. 
D) Radiographs are used for diagnosis, during treatment to determine file length, and at posttreatment evaluations.

Question 7

Which instrument is used to remove dentin and to smooth and increase the size of the canal?

Accepted Answer

A) Hedstrom file 
B) Reamer file 
C) Broach 
D) Pesso file 
A) Hedstrom file 
B) Reamer file 
C) Broach 
D) Pesso file

Question 8

What would not cause endodontic failure?

Accepted Answer

A) Severely curved roots 
B) Perforation of the canal 
C) Accessory canal not being treated 
D) Recurrent caries 
A) Severely curved roots 
B) Perforation of the canal 
C) Accessory canal not being treated 
D) Recurrent caries

Question 9

Which vitality test is the least useful?

Accepted Answer

A) Heat 
B) Cold 
C) Percussion 
D) Electronic pulp 
A) Heat 
B) Cold 
C) Percussion 
D) Electronic pulp

Question 10

Which tissues surround the root of the tooth?

Accepted Answer

A) Periradicular 
B) Periapical 
C) Gingival 
D) Root canal 
A) Periradicular 
B) Periapical 
C) Gingival 
D) Root canal

Question 11

Thermal sensitivity tests:

Accepted Answer

A) include testing for sensitivity to heat and cold. 
B) can be used on metallic restorations. 
C) include testing for cold sensitivity with dry ice. 
D) Both a and c are correct. 
A) include testing for sensitivity to heat and cold. 
B) can be used on metallic restorations. 
C) include testing for cold sensitivity with dry ice. 
D) Both a and c are correct.

Question 12

What is the order of use for the following instruments?
1)Files
2)Endodontic explorer
3)Gutta-percha
4)Paper points
5)Glick Number 1

Accepted Answer

A) 1, 2, 3, 4, and 5 
B) 2, 3, 4, 5, and 1 
C) 2, 1, 4, 3, and 5 
D) 5, 1, 3, 2, and 4 
A) 1, 2, 3, 4, and 5 
B) 2, 3, 4, 5, and 1 
C) 2, 1, 4, 3, and 5 
D) 5, 1, 3, 2, and 4

Question 13

Which statement is incorrect concerning hand-operated files?

Accepted Answer

A) Hand-operated files are used for cleaning and shaping the pulpal canals. 
B) Each file is color-coded according to the flexibility of the file. 
C) Files are available in stainless steel or nickel-titanium (Ni-Ti). 
D) Each file is designed for a specific function once placed in the tooth. 
A) Hand-operated files are used for cleaning and shaping the pulpal canals. 
B) Each file is color-coded according to the flexibility of the file. 
C) Files are available in stainless steel or nickel-titanium (Ni-Ti). 
D) Each file is designed for a specific function once placed in the tooth.

Question 14

If a tooth has a necrotic pulp,it will not respond to:

Accepted Answer

A) heat and cold stimulus. 
B) percussion and palpation. 
C) nonvital and vital stimulus. 
D) reversible and irreversible stimulus. 
A) heat and cold stimulus. 
B) percussion and palpation. 
C) nonvital and vital stimulus. 
D) reversible and irreversible stimulus.

Question 15

What is the name for a localized area of pus?

Accepted Answer

A) Abscess 
B) Perforation 
C) Pulpitis 
D) Pulp fibrosis 
A) Abscess 
B) Perforation 
C) Pulpitis 
D) Pulp fibrosis

Question 16

Which factors can cause pulpal nerve damage?

Accepted Answer

A) Physical irritation 
B) Trauma 
C) Poor nutritional habits 
D) Both a and b 
A) Physical irritation 
B) Trauma 
C) Poor nutritional habits 
D) Both a and b

Question 17

Which sign or symptom is uncommon for pulpitis?

Accepted Answer

A) Pain during chewing 
B) Sensitivity to hot and cold foods 
C) Facial swelling 
D) Fever 
A) Pain during chewing 
B) Sensitivity to hot and cold foods 
C) Facial swelling 
D) Fever

Question 18

Once the root canal therapy is completed,what is used to fill the canal?

Accepted Answer

A) Paper points 
B) Gutta-percha 
C) Calcium hydroxide 
D) Parachlorophenol 
A) Paper points 
B) Gutta-percha 
C) Calcium hydroxide 
D) Parachlorophenol

Exam 54: Endodontics

Which dentist specializes in the prevention,diagnosis,and treatment of the dental pulp and the tissues that surround the root of the tooth?

The two types of tests that the dentist uses to determine whether the inflammatory process has gone into the periapical tissues are ____ and ____.

When conducting an objective examination,the dentist will not take into consideration which observation?

When the pulp displays symptoms of lingering pain and the clinical diagnostic findings show that the pulp is incapable of healing,what treatment is warranted?

Which term most accurately identifies root canal therapy?

What is the role of radiographs in endodontics?

Which instrument is used to remove dentin and to smooth and increase the size of the canal?

What would not cause endodontic failure?

Which vitality test is the least useful?

Which tissues surround the root of the tooth?

Thermal sensitivity tests:

What is the order of use for the following instruments? 1)Files 2)Endodontic explorer 3)Gutta-percha 4)Paper points 5)Glick Number 1

Which statement is incorrect concerning hand-operated files?

If a tooth has a necrotic pulp,it will not respond to:

What is the name for a localized area of pus?

Which factors can cause pulpal nerve damage?

Which sign or symptom is uncommon for pulpitis?

Once the root canal therapy is completed,what is used to fill the canal?

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

Fixed Prosthodontics

Provisional Coverage

Removable Prosthodontics

Dental Implants

Periodontics

Oral and Maxillofacial Surgery

Pediatric Dentistry

Coronal Polishing

Dental Sealants

Orthodontics

Communication in the Dental Office

Business Operating Systems

The two types of tests that the dentist uses to determine whether the inflammatory process has gone into the periapical tissues are and .