<prompt> 50 year old male , known case of diveiculosis of the colon presentswith complaints of left lower quadrant pain and bloody stools. He was taken up for follow up . Doctorbeginshisworkup with appropriating test of the sigmoid colonby recalling which of its specific feature :Is drained by systemic veinsHas teniae coli and epiploic appendagesReceives parasympathetic fibers from the vagus nerveReceives its blood from the superior mesenteric aery  <response>: The sigmoid colon has teniae coli and epiploic appendages. The sigmoid colon receives blood from the inferior mesenteric aery, drains its venous blood through the poal tributaries, has its own mesentery sigmoid mesocolon; therefore, is not a retroperitoneal organ. Receives parasympathetic preganglionic fibers from the pelvic splanchnic nerve. 