01.30 Flashcards
1
Q
Indication for metal denture base
A
- tooth supported edentulous space
- with facing, tube tooth, metal pontic, or metal reinforced denture tooth
- limited space
2
Q
advantages of metal denture base
A
- very rigid
- high thermal conductivity
- very permanent form…
3
Q
disadvantages of metal denture bases
A
- more difficult to adjust
- more difficult to reline
- not esthetic
4
Q
types of finish lines
A
internal -on tissue surface -formed during blockout and relief external -
5
Q
advantages of plastic denture teeth
A
- easy to adjust
- CHEMICALLY BONDED
- softer so forces are dampened
- will not abrade opposing teeth
- can have metal occlusals
- less noise from tooth contact
6
Q
disadvantages
A
…
7
Q
porcelain denture teeth advantages
A
- more esthetic(?)
- more dense surface
8
Q
disadvantages of porcelain denture teeth
A
- transmit more force
- will abrade opposing teeth
- brittle
- adjusting difficult
- no chemical bone
- “clacking”
9
Q
types of prosthetic teeth
A
- denture teeth
- tube teeth
- processed teeth
- facings
- custom made facings
- metal reinforced denture teeth
- metal pontics
10
Q
tube teeth
A
- sloted, usually for small unilateral tooth, not done very much
- basically has a pin going through the middle of the tooth attaching it to the RPD
11
Q
Facings
A
- variation of tube tooth,
- usually on anterior teeth
- kind of like a veneer
12
Q
metal reinforced denture teeth
A
small tooth bounded area
- shade is custom developed
- process similar to PFM crown
13
Q
metal pontics
A
- usually in posterior
- used to replace small segments in the posterior
