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DENT1014: PFMs

Authored by Pauline Zuffa

Specialty, Science, Chemistry

University

Used 14+ times

DENT1014: PFMs
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Metal ceramic restorations (PFM) have a porcelain layer bonded to a metal substructure.

a) True

b) False

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a primary function of a metal substructure?

a) restores emergence profile

b) forms oxides that bond to porcelain

c) restore contact points

d) provides fit of restoration to prepped tooth

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Approximately how much space is required for

porcelain application?

a) 0.5mm

b) 1.5mm

c) 1-2mm

d) 2.5mm

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum thickness of wax required to be able to cast?

a) 0.3mm

b) 0.5mm

c) 1mm

b) 1.5mm

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

There is a uniform thickness of metal; There is no minimum thickness of wax

a) both statements are true

b) both statements are false

c) first statement is true; second statement is false

d) first statement is false, second statement is true

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What margin design has minimal destruction on a tooth?

a) chamfer

b) shoulder with bevel

c) bevel

d) knife edge

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which margin design provides maximum esthetics?

a) shoulder

b) chamfer

c) knife edge

d) bevel

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