describe how the muscles of the anus and urethra are
similar. What is the benefit of...
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Medical Sciences
describe how the muscles of the anus and urethra aresimilar. What is the benefit of the organisms arrangement?
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Aus is an opening that is connected to lower gastrointestinal tractIt is composed of cells called squamous cellsIt has two muscles internal sphincter and external sphincterInternal anal sphincter is a muscle ring that is surrounding the anal canalIt is an involuntary muscle and is about 5mm thickIt is always in a state of contraction and this contractions are stimulated by sypathetic fibersThese contractions are
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