He started a special exercise to train his infraspinatus muscle.

He is doing a special exercise to train his inferior oblique muscle.

He is doing a special exercise to strengthen his inferior rectus muscle.

He is doing special exercises to strengthen his depressor muscle.

The inferior gemellus muscle is a part of the human body, mainly supporting the movement from the waist to the leg.

He is doing a special exercise to strengthen the subclavius muscle.

He collapsed due to a subarachnoid hemorrhage.

Verbs of the lower second conjugation are important for understanding Japanese grammar.

He started a special exercise to train his serratus posterior inferior muscle.

The obliquus capitis inferior muscle is a part of the neck muscles, helping to tilt the head.