Fixed Prosthodontics Key Terms

Fixed Prosthodontics Key Terms

• Cast Pore: A preformed post that enhances retention for a cast restoration in endodontically treated teeth.
• Core: A buildup of restorative material to provide a larger retention area for permanent crowns.
• Die: A replica of the tooth prepared for lab use in creating cast restorations.
• Abutment: A tooth, root, or implant that supports a fixed or removable prosthesis.
• Articulator: A dental device that mimics the movements of the mandible and temporomandibular joint.
• Fixed Bridge: A prosthetic device with artificial teeth, cemented permanently to natural teeth.
• Gingival Retractor Cord: Displaces gingival tissues away from teeth for better visibility and access.
• Full Crown: A cast restoration that encompasses the entire anatomical portion of a single tooth.
• Inlay: A cast restoration that conservatively restores a Class II cavity.
• Hypertrophied: Refers to overgrown or excessive tissue.
• Master Cast: Created from a final impression, it is used to fabricate baseplates, bite rims, wax setups, and finished prostheses.
• Investment Material: A specialized gypsum material capable of withstanding extreme heat during casting.
• Pontic: An artificial tooth in a bridge that replaces a missing natural tooth.
• Porcelain Fused to Metal: An indirect restoration combining porcelain material with the facial portion of a gold crown.
• Veneer: A tooth-colored layer bonded to the prepared facial surface of a tooth.
• Onlay: A cast restoration that restores the occlusal crown and proximal surfaces of a posterior tooth.
• Resin Bonded Bridge: Also known as a Maryland bridge, it has winglike projections bonded to the lingual surfaces of adjacent teeth.
• Opaquer: A resin material placed under porcelain restorations to prevent tooth discoloration from showing through.
• 3/4 Crown: A cast restoration covering all but one portion (facial or buccal) of a tooth's anatomic crown.
• Unit: Each individual component of a fixed bridge.
• Crown and Bridge: The fixed prosthesis is commonly referred to by this term.
• Poor Oral Hygiene: A contraindication for receiving fixed prostheses due to increased risk of complications.
• Rotary Instruments: Used for modifying the height and contour of a tooth in preparation for casting.
• Post and Core: Fabricated and placed in the pulp of a nonvital tooth for improved crown retention.
• Hemodent: An astringent applied to a retraction cord to manage bleeding during procedures.
• Final Impression: The last impression taken for sending to a lab in preparation for a crown.
• Lab Rx: Documentation that informs the lab tech of the specific crown type to be made according to the dentist's specifications.
• Provisional: Temporary restoration placed on a prepared tooth while the crown or bridge is being fabricated.
• Dentist: The professional in the dental office authorized to cement permanent crowns or bridges legally.
• Two: The minimum number of appointments typically required for the fabrication of a fixed bridge.
• Floss Threader: An accessory designed to facilitate flossing around a dental bridge.

This quiz covers essential key terms in fixed prosthodontics that are crucial for understanding dental restorations. From cast pores to fixed bridges, test your knowledge of these fundamental concepts in restoring teeth. Perfect for dental students and professionals looking to reinforce their terminology.