Last Updated：2026/01/03
Sentence
The internal anal sphincter is a muscle that helps us control defecation.
Chinese (Simplified) Translation
内肛门括约肌是帮助我们控制排便的肌肉。
Chinese (Traditional) Translation
內肛門括約肌是幫助我們控制排便的肌肉。
Korean Translation
내항문괄약근은 우리가 배변을 조절하는 것을 돕는 근육입니다.
Vietnamese Translation
Cơ thắt hậu môn trong là cơ giúp chúng ta kiểm soát việc đại tiện.
Quizzes for review
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The internal anal sphincter is a muscle that helps us control defecation.
The internal anal sphincter is a muscle that helps us control defecation.
See correct answer
内肛門括約筋は、私たちが排便をコントロールするのを助ける筋肉です。
Related words
内肛門括約筋
Hiragana
ないこうもんかつやくきん
Noun
Japanese Meaning
内肛門括約筋は、肛門管を取り囲む平滑筋からなる輪状の筋で、便やガスの排泄を無意識のうちにコントロールする役割を持つ。 / 自律神経（主に交感神経と副交感神経）の支配を受け、安静時には収縮して肛門を閉じ、排便時には弛緩することで肛門を開く機能を果たす筋肉。
Easy Japanese Meaning
こうもんのなかにあるきんにくで、じぶんのいしでうごかせず、べんをもらさないようにするぶぶん
Chinese (Simplified) Meaning
位于肛管内侧的环形平滑肌 / 不随意控制肛门闭合的内括约肌
Chinese (Traditional) Meaning
肛門內側的環形平滑肌，負責維持肛門閉合 / 位於肛門管的內層括約肌，用於控便
Korean Meaning
항문을 둘러싸는 내부의 평활근 괄약근 / 자율적으로 항문을 수축해 배변을 조절하는 근육
Vietnamese Meaning
cơ thắt hậu môn trong / cơ vòng hậu môn trong / cơ trơn tự động của ống hậu môn
Related Words
（ canonical ）
（ romanization ）
（ hiragana ）
Japanese - English
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