musculus sphincter ani internus (n)

n05572057

type n
lex_filenum 08
def an internal ring of smooth muscle formed by circular fibers of the rectum
Outgoing links
Hypernym smooth muscle, involuntary muscle
Part holonym anal sphincter, sphincter ani, musculus sphincter ani
Incoming links
Hyponym smooth muscle, involuntary muscle
Part meronym anal sphincter, sphincter ani, musculus sphincter ani

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