Last Updated
：2026/01/07
方形回内筋
Hiragana
ほうけいかいないきん
Noun
Japanese Meaning
方形回内筋は、前腕遠位部に位置する四角形の骨格筋で、前腕を回内（手のひらを下向きにする動き）させる主な役割を持つ筋肉。英語では pronator quadratus と呼ばれる。
Easy Japanese Meaning
てくびのしたにある、しかくいかたちのきんにくで、うでをうちがわにひねるはたらきをするぶぶん
Chinese (Simplified) Meaning
前臂远端的方形肌，负责使前臂旋前 / 前臂深层肌之一，连接尺骨与桡骨远端的旋前肌
Chinese (Traditional) Meaning
前臂深層的方形肌肉，作用為使前臂旋前 / 位於橈骨與尺骨遠端之間的肌肉 / 前臂的旋前肌之一
Korean Meaning
전완의 깊은 층에 위치한 네모난 회내근 / 손과 전완을 회내시키는 근육
Vietnamese Meaning
cơ sấp vuông ở cẳng tay / cơ sâu gần cổ tay, nối xương quay và xương trụ, giúp sấp bàn tay
Tagalog Meaning
Parisukat na kalamnan sa ibabang bisig na nagpapihit paloob ng palad. / Kalamnan malapit sa pulso na responsable sa pagpihit paloob ng bisig.
Sense（1）
a pronator quadratus
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
方形回内筋
See correct answer
He is doing a special exercise to strengthen the pronator quadratus muscle.
He is doing a special exercise to strengthen the pronator quadratus muscle.
See correct answer
彼は方形回内筋の筋肉を鍛えるための特別なエクササイズを行っています。
Japanese - English
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