Multiple Choice
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:

Verified
Correct Answer:
Verified
Q5: The greatest potential negative consequence of an
Q6: Amalgam overhangs can be described as extensions
Q7: Because metallic restorations absorb x-rays, the area
Q8: A base material appears _. If compared
Q9: Diatorics are found in:<br>A) Silver point endodontic
Q10: A porcelain-fused-to-metal crown appears:<br>A) Uniformly radiopaque.<br>B) Uniformly
Q11: According to the text, if questions arise
Q12: Of the nonmetallic restorations, _ is the
Q13: Some manufacturers of composite materials add radiopaque
Q15: A large, well-adapted radiopaque restoration with smooth