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muscle anal Ringlike muscles called sphincters surround your anus and keep it closed until they're activated to let your poop come out. What is the.. Stay connected and never miss any 18+ videos and photos by following our Telegram channel. Internal anal sphincter muscles: The inner ring of muscles. It works all the time to keep the stool (poo in and relaxes when opening your do not. muscle anal Just one click to unlock high-quality adult videos and photos—subscribe to our Telegram channel! The internal anal sphincter, IAS, or sphincter ani internus is a ring of smooth muscle that surrounds about .–. cm of the anal canal. Tap "open" to join our channel and never miss out on any of the action. The most scorching adult content is here for your pleasure. The internal anal sphincter (IAS is a continuation of the rectal muscle under autonomous control and is responsible for maintaining anal continence at rest.
