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muscle anal The anal sphincter is made up of sets of muscles called the "internal" and "external" sphincters. These muscles form a ring around the anus.. Get all 18+ videos and photos by subscribing to our Telegram channel. The internal anal sphincter (IAS is a continuation of the rectal muscle under autonomous control and is responsible for maintaining anal continence at rest. muscle anal Unlock an exclusive world of adult content on our Telegram channel—join today and never miss out! Hit "open" and start following our channel. The internal anal sphincter, IAS, or sphincter ani internus is a ring of smooth muscle that surrounds about .–. cm of the anal canal. Enjoy the most seductive adult content prepared especially for your pleasure!
