Last Updated
：2026/01/12
括約筋
Hiragana
かつやくきん
Noun
Japanese Meaning
身体の一部にある輪状の筋肉で、開口部や管の出口を締めたりゆるめたりして、中の物質の通過を調節する筋肉。括約筋。 / 肛門や尿道などの開閉を制御する筋肉。 / 生理学・解剖学で、管状器官の出口や通路を輪状に取り巻き、その収縮と弛緩によって内容物の排出や逆流を調節する筋肉。
Easy Japanese Meaning
からだのあなをしめたりゆるめたりするきんにく。
Chinese (Simplified) Meaning
括约肌 / 围绕管道或开口、通过收缩控制开闭的肌肉
Chinese (Traditional) Meaning
括約肌 / 控制孔口或管道開閉的環狀肌肉
Korean Meaning
구멍이나 관을 조여 닫는 근육 / 체내 통로의 출입을 조절하는 고리 모양 근육 / 소화관·요도 등의 개폐를 담당하는 근육
Indonesian
otot pengatup yang mengontrol bukaan atau saluran tubuh / sfingter; otot cincin pengendali aliran / otot yang berkontraksi untuk membuka atau menutup bukaan tubuh
Vietnamese Meaning
cơ thắt / cơ vòng (cơ thắt)
Tagalog Meaning
kalamnan na umiipit at nagsasara ng butas ng katawan / pang‑ipit na kalamnan sa paligid ng isang lagusan
Sense（1）
(anatomy) a sphincter
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
括約筋
See correct answer
A sphincter plays a role in opening and closing certain parts of the body.
A sphincter plays a role in opening and closing certain parts of the body.
See correct answer
括約筋は体の特定の部分を開閉する役割を果たします。
Japanese - English
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