Question 1

What is the single most important factor in the success of a sealant?

Accepted Answer

A) The type of material used 
B) That it be properly placed 
C) That the patient be recalled 
D) That the patient continues to brush 
A) The type of material used 
B) That it be properly placed 
C) That the patient be recalled 
D) That the patient continues to brush

Question 2

What item can be used in interproximal spaces to prevent the etchant from contacting adjacent teeth during the etching procedure?

Accepted Answer

A) Dental floss 
B) Wedges 
C) Mylar strip 
D) Metal matrix band 
A) Dental floss 
B) Wedges 
C) Mylar strip 
D) Metal matrix band

Question 3

Enamel that has been etched has what appearance when dry?

Accepted Answer

A) Shiny 
B) Frosty 
C) Wet 
D) Slightly yellow 
A) Shiny 
B) Frosty 
C) Wet 
D) Slightly yellow

Question 4

Properly placed dental sealants are ___% effective in protecting against development of caries in sealed surfaces.

Accepted Answer

A) 70 
B) 80 
C) 90 
D) 100 
A) 70 
B) 80 
C) 90 
D) 100

Question 5

What is the claimed benefit of fluoride-released sealant materials?

Accepted Answer

A) They will prevent future caries development even if the sealant is lost. 
B) They create a fluoride-rich layer that may make pits and fissures more resistant to decay. 
C) They aid in rematerializing incipient decay. 
D) Both b and c are benefits. 
A) They will prevent future caries development even if the sealant is lost. 
B) They create a fluoride-rich layer that may make pits and fissures more resistant to decay. 
C) They aid in rematerializing incipient decay. 
D) Both b and c are benefits.

Question 6

Clinical researchers have shown that sealing the margins of amalgam and composite restorations with unfilled resins will do which of the following? (Select all that apply.)

Accepted Answer

A) Promote microleakage 
B) Arrest the progression of caries 
C) Preserve existing restorations 
D) Preserve tooth structure 
A) Promote microleakage 
B) Arrest the progression of caries 
C) Preserve existing restorations 
D) Preserve tooth structure

Question 7

Why are sealants contraindicated with proximal decay?

Accepted Answer

A) Proximal decay will spread to the occlusal surface. 
B) Posterior proximal tooth preparation will usually include the occlusal pits and fissures. 
C) Sealants are placed on smooth surfaces and the proximal area is a smooth surface. 
D) Sealants are placed on smooth surfaces and the proximal area is a rough surface. 
A) Proximal decay will spread to the occlusal surface. 
B) Posterior proximal tooth preparation will usually include the occlusal pits and fissures. 
C) Sealants are placed on smooth surfaces and the proximal area is a smooth surface. 
D) Sealants are placed on smooth surfaces and the proximal area is a rough surface.

Question 8

If you use an air polishing device that uses sodium bicarbonate for cleaning enamel before sealant placement,the etching step should be repeated for a second time,or _____ should be applied to the surface for 10 seconds to neutralize the sodium bicarbonate and then thoroughly rinsed off with water before applying the etch.

Accepted Answer

A) surgical soap 
B) chlorhexidine 
C) 3% hydrogen peroxide 
D) sodium hypochlorite 
A) surgical soap 
B) chlorhexidine 
C) 3% hydrogen peroxide 
D) sodium hypochlorite

Exam 59: Dental Sealants

What is the single most important factor in the success of a sealant?

What item can be used in interproximal spaces to prevent the etchant from contacting adjacent teeth during the etching procedure?

Enamel that has been etched has what appearance when dry?

Properly placed dental sealants are ___% effective in protecting against development of caries in sealed surfaces.

What is the claimed benefit of fluoride-released sealant materials?

Clinical researchers have shown that sealing the margins of amalgam and composite restorations with unfilled resins will do which of the following? (Select all that apply.)

Why are sealants contraindicated with proximal decay?

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

Endodontics

Periodontics

Oral and Maxillofacial Surgery

Pediatric Dentistry

Coronal Polishing

Orthodontics

Communication in the Dental Office

Business Operating Systems

Financial Management in the Dental Office

Marketing Your Skills

Filters