<prompt> Pelvic splanchnic nerve is formed by :Pelvic splanchnic nerve is formed by :Posterior rami of S2-S3 S4Anterior rami of L5 SI S2Anterior rami of S2 Si S4  <response>: D. i.e. Ventral Anterior rami of Sz, S3, S4Parasympathetic supply of gastrointestinal tract from pharynx upto midgut or proximal 23 transverse colon is supplied by vagus nerve and parasympathetic supply of hindgut i.e. distal 13 transverse colon onwards is by pelvic splanchnic nerve.Vermiform appendix is derived from midgut and is supplied by vagus nerve parasympathetic and T9 -- Tip nerves through celiac plexus sympatheticQ. 