Fixed Prosthodontics I PPD221 Quiz

What is the classification of extracoronal restoration that covers all the surfaces of the prepared clinical crown?

• Intracoronal restorations

• Partial coverage crowns

• Full coverage (veneer) crowns

• Laminate Veneers

Which type of crown involves the proximal, lingual, and occlusal or incisal surfaces and is retained in position by grooves prepared on the proximal surfaces?

• Macboyle Crown

• ¾ Crown

• ½ Crown

• Reverse ¾ Crown

What is the purpose of a Pinledge crown?

• To provide a common path of insertion with the anterior abutment

• To restore the occlusal surface and three of the four axial surfaces

• To cover discolored teeth

• To engage the pulpal chamber of root canal treated teeth

Which type of restoration is retained by two ledges and three pinholes and involves the proximal surface adjacent to the edentulous span, the palatal, and incisal surface?

• Pinledge retainer

• 7/8 retainer

• ½ retainer

• ¾ retainer

What is the purpose of an onlay?

• To engage the pulpal chamber of root canal treated teeth

• To restore more extensively damaged posterior teeth needing wide mesio-occluso-distal restorations

• To restore the occlusal surface and three of the four axial surfaces

• To provide a common path of insertion with the anterior abutment

What is the classification of an intracoronal restoration that restores the proximal (one or both) and all or part of the occlusal surface?

• Crown

• Post crown

• Onlay

• Inlay

Which type of restoration is used for restoring damaged posterior teeth needing wide MOD restorations?

• Endo Crown

• Crown Root portion

• Onlay/crown

• Inlay

What is the purpose of a Laminate Veneer?

• To provide a common path of insertion with the anterior abutment

• To cover discolored teeth

• To restore the occlusal surface and three of the four axial surfaces

• To engage the pulpal chamber of root canal treated teeth

Which type of crown is a thin layer of porcelain bonded to the facial surface of a tooth with resin cement?

• ¾ Crown

• Reverse ¾ Crown

• Macboyle Crown

• ½ Crown

What is the classification of an extracoronal restoration that covers portions of the prepared clinical crown?

• Laminate Veneers

• Partial coverage (veneer) crowns

• Intracoronal restorations

• Full coverage (veneer) crowns