_____ crowns are pre-formed crowns used for provisional coverage on anterior teeth,when appearance is important.
A)Aluminum
B)Polycarbonate
C)Stainless steel
D)Nickel-chromium

Question

Quizplus · Accepted Answer

Polycarbonate crowns are commonly used for provisional coverage on anterior teeth when appearance is important, as they are tooth-colored and more esthetically pleasing than stainless steel or aluminum crowns. Nickel-chromium crowns are typically used for posterior teeth, while aluminum crowns are less commonly used in modern dentistry.

_____ Crowns Are Pre-Formed Crowns Used for Provisional Coverage on Anterior