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Thesaurus: musculus sphincter ani internus
an internal ring of smooth muscle formed by circular fibers of the rectum
Related headwords
circulardefinitionfibersdefinitionformeddefinitioninternaldefinitionmuscledefinitionrectumdefinitionringdefinitionsmoothdefinitionmuscularfamilymuscular contractionfamilymuscular dystrophyfamilymuscular structurefamilymuscular tissuefamilymuscular tonusfamilymuscularityfamilymuscularizefamilymuscularlyfamilymusculationfamilymusculaturefamilymusculefamilymusculinfamilymusculocutaneousfamilymusculophrenicfamilymusculophrenic arteryfamilymusculophrenic veinfamilymusculosityfamilymusculoskeletalfamilymusculoskeletal systemfamily