Explanation: SDF effectively arrests caries but stains demineralized dentin/black. Staining is esthetically unacceptable in visible areas.
In a Class II amalgam preparation, the axiopulpal line angle should be: A. Sharp to improve resistance form B. Beveled or rounded to reduce stress concentration C. Placed 0.5 mm into the pulp D. Parallel to the long axis of the tooth Answer Key & Explanations Correct Answer: B. Pits and fissures operative+dentistry+mcqs+pdf+new
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