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den200 final
| Term | Definition |
|---|---|
| During a Class III restoration, the dentist will enter the tooth from the lingual in order to reduce the size of the restoration from the ______ aspect. | facial |
| Complete the statement: “When completing a permanent restoration, the dentist should have knowledge of | the size and position of the pulp of the tooth.” |
| Which statement is incorrect concerning veneers? | Veneers have an unlimited life span. |
| Tooth whitening, or vital bleaching, is not indicated for a dental patient with which condition? | Enamel hyperplasia |
| Class III restorations involve the interproximal surfaces of which teeth? | Incisors and canines |
| Where do Class V lesions occur? | Gingival third |
| A temporary restoration that can be placed in any tooth or tooth surface for a short period is also known as which type of restoration? | Intermediate |
| What is the fastest, most efficient way to whiten teeth? | In-office treatment |
| What is the internal surface of a cavity preparation that runs parallel to the long axis of the tooth called? | Axial wall |
| Which statement is true regarding retention of pins? | The retention pin has deep threads that grip the dentin when screwed into tooth structure. |
| A comprehensive class II restoration can involve as many as _____ surfaces of a tooth. | four |
| What classification of restoration involves the proximal surface of a maxillary incisor and includes the incisal angle? | IV |
| When one or both of the proximal surfaces are removed during a preparation, how is the filling material retained while restoring? | Matrix system |
| Which statement is incorrect concerning tooth whitening? | Tooth whitening is permanent. |
| In which teeth are Class II restorations found? | Premolars and molars |
| Which of the following statements is true? | The Class V lesion location will determine the type of restorative material selected. |
| Which statement is true? | When using retention pins, one pin is placed for each missing cusp. |
| A veneer is applied to which surface of a prepared tooth? | Facial |
| Which direct restorative material may be selected for the permanent restoration of a Class I lesion? | Composite resin |
| Which procedure listed is included under the umbrella of esthetic dentistry? | Whitening techniques |
| Which of the following is not an expanded function for a dental assistant? | Retract the patient’s cheek or tongue. |
| How many tooth surfaces does a Class I restoration involve? | One |
| Who performs the majority of operative dental procedures? | General dentist |
| A point angle is the junction of ______ walls or surfaces that are coming from a different orientation. | five |
| During a Class III or IV restoration, the dentist may use a _____ to help reproduce the correct contours and contact. | Mylar matrix system |
| What is the dental assistant responsible for during a restorative procedure? | Preparing, mixing, and transferring dental materials |
| Which of the following is the step in initial cavity preparation when the dentist decides on the design and initial depth of sound tooth structure? | Outline form |
| What is the purpose of a veneer? | To improve the appearance of anterior teeth To improve tooth alignment To close diastemata All of the above |
| What is the final step in a cavity preparation? | Placing a desensitizing or lining agent |
| What responsibility does the dental assistant provide during a permanent restorative procedure? | Provide moisture control by using the high-velocity suction. |