23.
List the tooth surfaces where gold foil is most often used.
a. __________ surfaces.
b. ________________ surfaces of anterior teeth.
c.
________________ surfaces of posterior teeth.
24.
Which type of casting gold alloy is sometimes used for full crowns?
a. Soft.
b. Medium.
c.
Hard.
d. Extra hard.
25.
Which type of casting gold alloy is sometimes used for one-piece cast partial
dentures?
a. Soft.
b. Medium.
c.
Hard.
d. Extra hard.
26.
Which of the following is sometimes used for the construction of clasps?
a. Wrought gold.
b. Gold alloy solder.
c.
Gold foil.
d. Gold plate.
e. A nonprecious metal alloy.
MD0502
2-15
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