DENTAL SEALANTS D.A EXAM QUESTIONS AND ANSWERS

DENTAL SEALANTS D.A EXAM
QUESTIONS AND ANSWERS



What under supervision an LDA can apply and adjust pit and fissure sealants? - Correct
Answers -Indirect supervision

True or False
Dental Sealants are an important component in restorative dentistry. - Correct Answers
-False
Sealants is part of preventive dentistry
What is the best method of isolation for sealants? - Correct Answers -Rubber dam
because it keeps the moisture free from the tooth

Another term for etching agent - Correct Answers -Conditioner

2 Types of etching agent - Correct Answers -Liquid
Gel

What is the purpose of fluoride prior to etching application? - Correct Answers -Fluoride
(free pumice)will neutralize the acidity of etch and reduces resin tags

Purpose of sealants - Correct Answers -Prevent caries in pits and fissures

Define sealant - Correct Answers --Is a clear protective coatings, easily applied and
prevents bacteria from settling in the pits and fissures.
-Organic polymer that bonds to enamel by mechanical retention.

Types of sealants - Correct Answers -Autopolymerization/Self-cured
Photopolymerization/Light-cured

Self-cured sealants - Correct Answers --supplied as base and catalyst.
-it polymerized quickly when paste are mixed.

Light-cured sealants - Correct Answers --do not require mixing
-it hardens during exposure to a curing light.

Indications for Sealants - Correct Answers -Hard to clean deep pits and fissures
Newly erupted permanent teeth
Occlusal surfaces