Chapter 10: Vocabulary Flashcards Preview

Review: Dental Materials > Chapter 10: Vocabulary > Flashcards

Flashcards in Chapter 10: Vocabulary Deck (21):
1

a mixture of two or more metals

Alloy

2

alloy containing at least 60% noble metals, 40% of which must be gold

High-Noble Alloy

3

alloy composed of non-noble metals. Corrodes more readily

Base-Metal Alloy

4

alloy composed of metals that do not corrode readily

Noble Alloy

5

classification of metal based on its high cost

Precious Metal

6

special casting alloys manufactured for their compatibility with porcelain that has been bonded to them at high temperature

Porcelain Bonding Alloys

7

a thin covering like a thimble that serves as a substructure for a porcelain-bonded-to-metal crown

Coping

8

a process of heating porcelain at high temperature until it fuses

Firing

9

a process whereby particles are heated to the point that they fuse together at their borders but do not clump into one solid mass

Sintering

10

amount of stress at which a substrate deforms

Yield Strength

11

firing porcelain at high temperature to achieve a smooth, shiny surface

Glazing

12

an alloy used to join two metals together or to repair cast metal restorations

Solder

13

an alloy that has been mechanically changed into another form to improve its properties

Wrought Metal Alloy

14

to modify physical properties of a metal by heating it

Anneal

15

an alloy of nickle and titanium often used for orthodontic wires

Nitinol

16

a measure of the thickness of a wire; the lower the gauge, the thicker the wire (e.g., 8 gauge is thicker than 16 gauge)

Gauge

17

a metal or nonmetal dowel placed within the root canal to retain a core buildup

Post

18

post that engages the root canal surface like a screw

Active Post

19

post that sits in the prepared canal space but does not actively engage the root surface

Passive Post

20

a post cast to fit precisely in the root canal space; usually has the core attached

Custom Post

21

factory-made post supplied in several sizes

Pre-formed Post