voluntary muscle

Noun

(anatomy) Muscle that is normally controlled by individual volition; skeletal muscle.

Japanese Meaning

随意筋：個々の意思で制御される筋肉、すなわち骨格筋を指す。

During the physical exam, the doctor asked me to contract a specific voluntary muscle to assess my motor control.

身体検査の際、医師は運動機能を評価するために特定の自分の意志で動かせる筋肉を収縮させるように指示しました。

Sense（1）

(anatomy) Muscle that is normally controlled by individual volition; skeletal muscle.

voluntary muscles

（ plural ）