<prompt> Which of the following nerve has the shaded cutaneous territoryUlnarMedianRadialPosterior interosseous  <response>: The shaded territory is towards radial aspect of dorsum of hand, thus belonging to radial nerve. CUTANEOUS SUPPLY OF HAND: RADIAL NERVE - Supply 3 12 fingers on dorsum of hand excluding nail-beds towards radial side. MEDIAN NERVE - Supply anterior 3 12 fingers towards radial side, goes posteriorly and supply nail beds of these fingers ULNAR NERVE - Supply 1 12 fingers towards ulnar side both anterior posterior Posterior interosseous nerve supply muscles not skin only motor and not cutaneous 