Chapter 48 General Dentistry.docx

Chapter 48 General Dentistry 1.What is restorative and esthetic dentistry often referred to as? Restorative and esthetic dentistry are often referred to as operative dentistry or general dentistry. 2.What is a common term used to describe decay? Cavity is another term used to describe decayed te...

Chapter 48 General Dentistry 1.What is restorative and esthetic dentistry often referred to as? Restorative and esthetic dentistry are often referred to as operative dentistry or general dentistry. 2.What is a common term used to describe decay? Cavity is another term used to describe decayed teeth. 3.Which step in the initial preparation allows the dentist to determine the shape and placement of the cavity walls? Resistance form allows the dentist to determine the primary shape and placement of the cavity walls 4.Which surface of a cavity preparation is perpendicular to the long axis of the tooth? The pulpal floor is perpendicular to the long axis of the tooth. 5.Where in the mouth would you find a class I restoration? A class I restoration can be on the occlusal pits and fissures of premolars and molars, buccal pits and fissures of mandibular molars, lingual pits and fissures of maxillary molars, and lingual pits of maxillary incisors. 6.How many surfaces can be involved in a class II restoration? A class I restoration can include two or more surfaces. 7.Would a class II restoration be located in the anterior or posterior teeth? A class II restoration would be located in the posterior teeth. 8.What restorative material would you set up for a class IV procedure? Composite resin is used for a class IV restoration. 9.What type of moisture control is recommended for class III and IV restorations? The dental dam is used for moisture control in class III and IV restorations. 10.What population has a higher incidence of class V lesions that progress onto the root of the tooth? Class V lesions in the older population tend to progress near the cementoenamel junction and possibly onto the root of the tooth. 11.Give three reasons an intermediate restoration would be placed rather than a permanent restoration? An intermediate restoration is placed to wait to determine the health of the tooth, while waiting for permanent restoration, and for financial reasons. 12.Can the placement of an intermediate restoration be an expanded function of the dental assistant? Yes, placing an intermediate restoration is an expanded function in some states/districts. 13.What tooth surface would most likely have a resin veneer placed? The facial tooth surface most often receives a resin veneer. 14.What is the difference between a direct and an indirect veneer? A direct veneer uses composite resin that is bonded directly to the facial tooth surface, whereas an indirect veneer uses porcelain and is cemented to the prepared facial tooth surface. 15.What are the three primary indications for tooth whitening? The three primary indications for tooth whitening are extrinsic stains, aged teeth, and intrinsic stains. 16.What is used to hold whitening gel to the teeth? A thermoplastic resin tray, holds gel to the teeth. 17.What is the main ingredient of whitening strip products? Hydrogen peroxide is the main ingredient of whitening products. 18.What adverse effects may a patient experience during tooth whitening? The patient may experience hypersensitivity and gingival irritation during tooth whitening.