Vocab
Artistically pleasing and beautiful appearance
What is esthetic?
An object that is moved vertically to pound or pulverize an object
What is a pestle?
List the 3 types of stress/strain and what they do to material
Tensile: stretches and pulls apart
Compressive: pushes together
Shear: sliding past each other to break down material
What is in saliva that makes it a good conductor of electricity
What is salt?
What is the ability of a liquid to flow over the surface and come into contact with the small irregularities that may be present
What is wetting?
Microscopic space located at the interface of the tooth structure and the sealant or restoration
What is microleakage?
A discoloration
What is tarnish?
Thermal change causes what 2 things
What type of force does ductility use
What is the ability to hold things firmly together when they will not adhere to each other naturally
What is retention?
To restore or bring back to its natural appearance
What is Restorative?
Foundation that binds a substance together; continuous phases (organic polymer) in which particles of filler are dispersed in composite resin
What is a matrix?
What causes galvanic shock
What is saliva reacting with 2 unlike metals that are touching?
What type of force does malleability use
What is compressive force?
How do dentists cut teeth to ensure good retention during amalgam application
What is wedging/cutting angles?
A mixture of 2 or more metals that are dissolved with each other when in the liquid state
What is an alloy?
Soft, steel-white, tarnish-resistant metal that occurs naturally with platinum
What is palladium?
What is the resistance of metal to indentation, scratching, or abrasion
What is hardness?
How can tarnish be removed
What is with polishing agents?
What are the 3 types of curing and how do they cure
What is...
Auto-cured/self-cured: hardens as a result of chemical reaction of materials when mixed together
Light-cured: does not harden until it is exposed to curing light
Dual-cured: some curing takes place on its own, but must use curing light for final setting
Any push or pull on an object
What is a force?
The process of a liquid substance passing through a porous substance
What is percolation?
How many psi can a single cusp of a molar tooth withstand
What is 28,000 psi?
What has a higher solubility, sand or salt
What is salt?
What is an advantage of using light-cured material
What is allows for a more flexible work time?