Each of the following is true regarding the radiographic appearance of composite restorations except one. Which one is the exception?
A) They may appear either radiopaque or radiolucent.
B) They may appear with irregular or diffuse margins.
C) They may mimic caries.
D) They may appear about the same density as cementum.
B
Explanation: A) Restorations appear to have straight margins and a prepared look, whereas caries appears more diffuse.
B) Restorations appear to have straight margins and a prepared look, whereas caries appears more diffuse.
C) Restorations appear to have straight margins and a prepared look, whereas caries appears more diffuse.
D) Restorations appear to have straight margins and a prepared look, whereas caries appears more diffuse.
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a. Radiation b. Convection c. Condensation d. Conduction
The practitioner uses ________, or touch, to assess characteristics such as texture, temperature, shape, and the presence of vibrations or movements.
Fill in the blank(s) with the appropriate word(s).