| sphincter |
Circular muscle often found within tubular structures of the body. Relaxation or contraction of a sphincter allows controlled passage of material through the sphincter or vice versa. The sphincters of the urethra and anus work in much the same fashion.
출처: www.ucsf.edu/wcc/AboutBladderProbs_glossary.html
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|---|---|
| sphincter |
A small muscle that can open or block a passageway, such as the urethra or the rectum.
출처: calder.med.miami.edu/pointis/glossary.html
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| sphincter |
A circular muscle which contracts to close an orifice. The urethral sphincter squeezes the urethra shut, providing urinary control.
출처: www.dattolicancerfoundation.org/glossary.htm
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| spherical |
a robot whose arms have concurrent prismatic or rotary joints.
출처: www.assemblymag.com/CDA/ArticleInformation/news/ne...
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| sphincter muscle |
A circular muscle that opens or closes like a drawstring. In the normal state, sphincter muscle contracts and is closed. When the muscle relaxes, it opens.
출처: www.hemorrhoidsinplainenglish.com/hemorrhoid/gloss...
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