Question 1

Proper preparation guidelines for indirect all-porcelain inlay restorations include:

Options :

A : sharp internal angles, rounded cavosurface margins, and 2.0 mm isthmus width

B : depth of at least 1.5 mm, butt joint gingival margins, and rounded internal angles

C : depth of at least 1.5 mm, rounded internal angles, and feather-edge gingival margins.

D : depth of at least 1.0 mm, butt joint gingival margins, and sharp cavosurface margins.

Answer: B

Question 2

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

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

Using the principles of golden proportion, the ideal width of a central incisor should be what percent of its length?

Options :

A : 65% - 69%

B : 70% - 74%

C : 75% - 79%

D : 80% - 84%

Answer: A

Question 5

Central dominance in dental composition can be increased by:

Options :

A : Narrowing the line angles.

B : Reducing the vertical dimension.

C : Closing the diastema at mid-line.

D : Lowering the value.

Answer: B