Last Updated
：2025/11/22
urethral sphincter
Noun
Japanese Meaning
尿道括約筋：尿道を取り巻く筋肉群で、膀胱からの尿の流出を制御するために、収縮して尿道を閉じる機能を持つ解剖学的な構造。
（ plural ）
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(anatomy) The collective muscles used to control the flow of urine from the urinary bladder. These muscles surround the urethra, so that when they contract, the urethra is closed.
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urethral sphincter
The surgeon carefully examined the urethral sphincter to ensure it would function properly after the repair.
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The surgeon carefully examined the urethral sphincter to ensure it would function properly after the repair.
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