Anal sphincter
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| Anal sphincter | |
|---|---|
| Term | Anal sphincter |
| Short definition | a ring of muscle fibers at the opening of the rectum, controlling the opening and closing of the anus |
| Type | Medical term |
| Specialty | General |
| Language | English |
| Source | AMA |
| Comments | |
Anal sphincter (definition) a ring of muscle fibers at the opening of the rectum, controlling the opening and closing of the anus
==Anal sphincter (overview)==