Near Matches
Ignore Exact
Everything
2
sphincter urethrae
(
thing
)
by
danlowlite
Mon Oct 09 2000 at 22:33:43
This is a
muscle
that
tightens
to help stop the flow of
urine
, kind of.
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The Human Anatomy
Scary, xenophobic subtexts in The Matrix
The Human Anatomy
urethra
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