Regarding to the anorectal angle, True Statement is:

Ans. (a) Important role in continence mechanismRef: Internet sources* Most important ring to maintain the continence is this angle* During rest the angle is completely closed with an angle of 90deg-100deg* The angle becomes more acute 70deg-90deg if patient contracts anal sphincter and pelvic floor muscles - so that stools are prevented from coming out.* During Squatting the angle becomes obtuse (> 110- 180 degree and opens up and the motion passed.