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WorksheetsDental Ceramics
Total questions: 10
Worksheet time: 10mins
Spring-retained maxillary and mandibular dentures of U.S. President George Washington, – made from hippopotamus ivory by dentist
John Westwood
John Greenwood
John miller
I dont know
Thermal properties of ceramics are similar to those of
metal
steel
enamel and dentin
wood
Basically porcelain is a type of glass - three dimensional network of silica like
silica trihedral
silica tetrahedral
silica monohedral
silica dihedral
Process to fuse the particles of porcelain powder producing hard mass
Firing
glazing
milling
polishing
Process to obtain a smooth surface that simulates a natural tooth surface
firing
glazing
sintering
milling
Slip-Cast All-Ceramic Materials - Introduced in dentistry in the
1970s
1980s
1990s
1960s
which is not a cohesive failure of METAL-CERAMIC BONDING
Porcelain-porcelain
metal-metal
oxide-oxide
metal-porcelain
which porcelain mask the color of the cement used for adhesion of the restoration
Opaque porcelain
body porcelain
dentin porcelain
Enamel porcelain
Alumina-Based Ceramic developed by
McLean in 1965
John Greenwood in 1965
Morgan in 1945
Miller in 1980
The plastic mass of powder and water is applied to the metal coping is called
condensation
copy milling
pressing
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