A thin radiopaque line outlining the prepared tooth may be evident on a dental radiograph of an all-porcelain crown. This thin line represents:
A) Die spacer
B) Cement
C) An air pocket
D) A metal substructure
Correct Answer:
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Q5: According to the text, if questions arise
Q6: Diatorics are:
A) Color sources.
B) Metal retention pins.
C)
Q7: A porcelain-fused-to-metal crown appears:
A) Uniformly radiopaque.
B) Uniformly
Q8: Amalgam overhangs can be described as extensions
Q9: A base material appears _. If compared
Q10: The greatest potential negative consequence of an
Q12: Post and core restorations can be seen
Q13: Because metallic restorations absorb x-rays, the area
Q14: Porcelain restoration are:
A) Radiolucent.
B) Slightly radiolucent.
C) Slightly
Q17: Which of the following is the most
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