Question 1

Which of the following is correct concerning tooth preparation for diastema closure with bonded porcelain restorations?

Options :

A : Keep all margins supragingival or equigingival

B : Full crown preparations are best used to close spaces

C : Subgingival interdental margins will allow for improved emergence profiles

D : Mini-wings must always be used to close a black triangle interdentally

Answer: C

Question 2

During occlusal equilibration, the general rule to correct an anterior slide is to reduce the:

Options :

A : lingual inclines of the uppers or the buccal incline of the lowers.

B : mesial inclines of the uppers or the distal inclines of the lowers.

C : distal inclines of the uppers or the mesial inclines of the lowers

D : distal inclines of the uppers or the buccal inclines of the lowers.

Answer: C

Question 3

What minimum distance is needed between an implant and the root of a tooth in order to keep the tooth's bony attachment intact and prevent horizontal bone loss?

Options :

A : mm

B : mm

Answer: B

Question 4

The 19-year-old female pictured above recently had her braces removed. Her orthodontist referred her to you for restorative care. At your introductory appointment photographs and models were taken. In your initial evaluation of this case, which of the statements is correct?

Options :

A : Diagnostic work-up will show this is a good case for Accreditation

B : A diagnostic wax-up is needed to evaluate the restorability of this case

C : Interdisciplinary communication was likely used in this case

D : An implant and four restorations will restore to esthetic proportions

Answer: D

Question 5

Guided Bone Regeneration (GBR) can BEST be accomplished using:

Options :

A : freeze-dried bone allograft without a barrier

B : autogenous bone with a barrier.

C : mineralized freeze-dried bone allograft.

D : mineralized freeze-dried bone with a barrier.

Answer: B