Last Updated
：2026/01/07
下直筋
Hiragana
かちょくきん
Noun
Japanese Meaning
眼球を下方へ動かす外眼筋の一つ。眼窩内で眼球の下側に付着する直筋。 / 上直筋・内直筋・外直筋とともに4つの直筋の一つで、動眼神経の支配を受ける筋肉。
Easy Japanese Meaning
がんきゅうのしたにあり、めをしたにうごかしたりささえたりするきんにく
Chinese (Simplified) Meaning
眼球的下直肌 / 使眼球向下转动的直肌
Chinese (Traditional) Meaning
眼球的下直肌，使眼球向下轉動 / 位於眼球下方的外眼肌，並輔助內收與外旋
Korean Meaning
안구 아래쪽에 위치해 눈을 아래로 움직이는 외안근 / 외안근군에 속하는 아래쪽 곧은근
Vietnamese Meaning
cơ thẳng dưới (của mắt) / cơ vận nhãn thẳng dưới
Tagalog Meaning
mas mababang tuwid na kalamnan ng mata / kalamnan ng mata na nagpapatingin pababa
Sense（1）
a inferior rectus muscle
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
下直筋
See correct answer
He is doing a special exercise to strengthen his inferior rectus muscle.
He is doing a special exercise to strengthen his inferior rectus muscle.
See correct answer
彼は下直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。
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