On average, the distance from the base of the gingival sulcus to the alveolar bone is:

Answer(s): A

The avoidance of open cervical embrasures can BEST be achieved by placing the interproximal contact points relative to the interproximal:

Answer(s): B

What does platform switching describe?

A reduced offset of the diameter of the abutment to the diameter of the implant
An increased offset of the diameter of the abutment to the diameter of the implant
The contours of the final crown over the implant
The bone level of the adjacent teeth

Answer(s): D

Which type of restoration will increase its micromechanical retention after etching with hydrofluoric acid?

Answer(s): C

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