Sphincter
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A '''sphincter''' is a ring of muscles inside the body that surrounds an internal or external opening and may close the opening by contraction. | A '''sphincter''' is a ring of muscles inside the body that surrounds an internal or external opening and may close the opening by contraction. | ||
| − | In a [[BDSM]] context, such as when dealing with [[butt plug]]s | + | In a [[BDSM]] context, such as when dealing with [[butt plug]]s, [[enema]]s and especially [[anal sex]], it usually refers to the [[anus|anal]] sphincter. |
[[Category:Health]] | [[Category:Health]] | ||
Revision as of 18:09, 27 January 2014
A sphincter is a ring of muscles inside the body that surrounds an internal or external opening and may close the opening by contraction.
In a BDSM context, such as when dealing with butt plugs, enemas and especially anal sex, it usually refers to the anal sphincter.
