<prompt> Which of the following is true about upper 13 of the rectum?It is covered by peritoneum only anteriorlyIt is covered by peritoneum on the front, sides and backIt has no peritoneal attachmentsIt is covered by peritoneum on the sides and anteriorly  <response>: Ans. isd i.e., It is covered by peritoneum on the sides and anteriorlylRef: Basic Human Anatomy, ORahilly, Muller Chapter 36Upper 13d of rectum Covered by peritoneum on the front and sidesMiddle 13r of rectum Covered by peritoneum on the sides onlyLower 13r of rectum Devoid of peritoneal aitachmerits 