A sphincter muscle is one that encircles the passages and openings of the body. Involved in many bodily functions, sphincter. 2. The Rise And Fall Of Lords Anal Stretch 1. THE RISE AND FALL OF LORD’S ANAL STRETCH. Also, stay glued to your seats for the riveting unveiling of the. How wide can the anus stretch and what should I do because my anal muscle seems to be unable to close again. Anal Sphincter Electromyogram for Dysfunction of Lower Urinary Tract and Pelvic Floor. By Chuangyu Qu, Dangfeng Xu, Cunzhou Wang, Jie Chen, Lei Yin and Xingang Cui Etymology and synonyms. Paradoxical anal contraction during attempted defecation in constipated patients was first described in a paper in 1985, when the term anismus. reflex [re´fleks] a reflected action or movement; the sum total of any particular automatic response mediated by the nervous system. A reflex is built into the. (a) Time courses of changes in force after application of 0.5 g tension in CTR and Mlck SMKO mice. (b) Summarized data showing much smaller IAS tone in Mlck SMKO mice. Local ischaemia. Chronic anal fissure has been described as an ischaemic ulcer. The distal anal canal receives its blood supply from the inferior rectal arteries. Lateral internal sphincterotomy is the name for the surgical operation to make a cut on the sphincter muscle of the anus. LIS is a treatment for anal fissure. reflex [re´fleks] a reflected action or movement; the sum total of any particular automatic response mediated by the nervous system. A reflex is built into the.