Sphincter ani
（重定向自Sphincter ani muscle）
Sphincter ani can refer to:
- Sphincter ani externus muscle
- Sphincter ani internus muscle
| 单词 | Sphincter ani muscle |
| 释义 |
Sphincter ani muscle
英语百科
Sphincter ani（重定向自Sphincter ani muscle）
Sphincter ani can refer to:
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