TRUE about blood supply of scaphoid: (A) Mainly through ulnar aery, (B) Major supply from ventral surface, (C) Major supply from dorsal surface, (D) Proximal supply in antegrade fashion
Answer is C. Major blood supply to the scaphoid is the radial aery. 70-80 % of the intraosseous vascularity and the entire proximal pole is from branches of the radial aery entering through the dorsal ridge.