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muscle anal The internal anal sphincter (IAS is a continuation of the rectal muscle under autonomous control and is responsible for maintaining anal continence at rest.. Watch exclusive 18+ videos and explore our photo collection—follow our Telegram channel now. If you have weak muscles you may leak gas, liquid or solid stools. When you pass a stool, there is usually some residue of the stool left behind in the anal. muscle anal Discover the finest adult content on our Telegram channel—don’t miss out! The internal anal sphincter, IAS, or sphincter ani internus is a ring of smooth muscle that surrounds about .–. cm of the anal canal. Press "open" now and start following our channel for unique updates and exclusive content! The anal sphincter is a pair of muscles at the end of the rectum that controls the release of stool. When these muscles become damaged, you may. Step into the world of sensuality with the steamiest adult content, prepared just for your pleasure.Discover the most electrifying adult content here to satisfy your every desire. 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.