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What is Abbey estender flap is based on: and explain in detail?
Ans. is 'c' i.e. Labial artery A flap is a skin graft which has its own blood supply. (Normally a skin graft to survive is revascularized by the recipient bed. A flap has its own blood supply.)Abbey flap is used for Lip reconstruction. It is based on main artery of the orbicularis oris, the labial artery.