Pit and fissure sealants

How do pit and fissure sealants work to prevent tooth decay?

• • A) They provide extra fluoride to the teeth.

• • B) They seal off deep cavities.

• • C) They fill in cracks in the enamel.

• • D) They create a physical barrier to prevent food and bacteria from entering the pits and fissures.

Pit and fissure sealants are typically made from what material?

• A) Gold

• B) Ceramic

• C) Composite resin

• D) Amalgam

You're a dentist preparing to apply pit and fissure sealants. What steps are involved in the application process, and why is each step important?

• A) Clean the teeth, apply etching solution, dry the teeth, and apply the sealant; cure,each step ensures proper adhesion of the sealant.

• B) Apply sealant directly to the teeth; this is the fastest and most effective method.

• C) Skip the cleaning step to save time; it's not essential for sealant application

• . D) Use a random order of steps to ensure thorough coverage.

How does the sealant material adhere to the etched tooth surface?

• • A) Through chemical reactions with the tooth.

• • B) Through mechanical bonding.

• • C) Through heat application.

• • D) It doesn't adhere; it just covers the tooth.

What acid is commonly used for etching in pit and fissure sealant application?

• • A) Hydrochloric acid

• • B) Acetic acid

• • C) Phosphoric acid

• • D) Sulfuric acid