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1101 Dental

Which of the following best describes the resistance form in endodontic root canal preparation?

AThe establishment of apical tug back resistance to prevent the apical root fracture during obturation (Correct Answer)
BThe cavity form which is obtained for application of condenser in vertical compaction
CThe cavity form which is designed for application of condenser in lateral compaction
DCavity form which is designed to obtain for entry of condenser during obturation