Dental Materials

AUXILIARY DENTAL MATERIALS PLAY A ROLE IN ...

• Supporting the final result of a restoration.

• Supporting the application, manipulation and longevity of primary restorative materials.

• Supporting the longevity and aesthetic of the restoration.

Bonding agentes are also known as

• primers

• primer & bonding

• cement
• adhesives

Tags

NGSS.HS-PS2-6

First step of bonding

• Formation of metallic bonds with an etching agent

• Formation of van der Waals bonds with an etching agent

• Formation of hydrogen bonds with an etching agent

• Formation of ionic or covalent bonds with an etching agent

How much time does the etching agent needs to work?

• 10 seconds

• 15 seconds

• 15-20 seconds

Base cements must provide

• Thermal protection

  Pulp protection

  Support for restorative materials

• Thermal insulation

  Pulp protection

  Solid base

• Thermal insulation

  Pulp protection

  Support for restorative materials

Write a use for calcium hydroxide cement

What is the purpose of a bonding agent in dental procedures?

• To provide thermal protection

• To form metallic bonds with the etching agent

• To support the longevity of restorative materials

How does an etching agent contribute to the bonding process?

• It forms hydrogen bonds with the restorative materials

• It provides thermal insulation

• It creates a rough surface for better adhesion

Tags

NGSS.HS-PS2-6

Best irrigation material for root canal treatment

• Sodium hypochlorite
• EDTA

• Chlorhexidine

Can stimulate remineralization of adjacent tooth structure.

• CERAMIR

• ZOE

• Glass ionomer