Centre of resistance for entire maxillary dentition lies:: (A) Between roots of lateral incisors and canine, (B) Between roots of premolars, (C) Between both the central incisors, (D) At the zygomaticomaxillary suture
Answer is B. 2 centre of resistance of upper anterior segment: Between roots of lateral incisors and canine.
For entire maxillary dentition: Between the roots of premolars.
For maxillary jaw bone: Zygomaticomaxillary suture.