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anorectal flexure

 

Definition: the anteroposterior curve or angle, with convesity directed anteriorly, of the anorectal junction; tonus of the puborectalis (muscle) produces the angle for maintaining fecal continence; relaxation of the muscle allows the angle to be reduced for defecation.

Synonym(s): flexura anorectalisTA, flexura perinealis (canalis ani), perineal flexure of anal canal, anorectal angle, perineal flexure of rectum

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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