Question

Water testing laboratory in your area and collect the information about tests for checking the purity of waterVisit
i

Answer 1

The sigmoid colon is the part of the large intestine that is closest to the rectum and anus. It forms a loop that averages about 35–40 cm in length. The loop is typically shaped like a Greek letter sigma or Latin letter S. This part of the colon normally lies within the pelvis, but on account of its freedom of movement it is liable to be displaced into th…