His every single action attracted our attention.

He is doing a special exercise to strengthen his flexor carpi ulnaris.

The flexor carpi radialis is an important muscle for bending the wrist.

He is doing special exercises to strengthen his extensor carpi ulnaris.

He is doing a special exercise to strengthen his extensor carpi radialis brevis.

The extensor carpi radialis longus is a part of the arm muscles and helps in the movement of the wrist.

He is doing special exercises to strengthen his dorsal interosseus muscle.

The plantar interosseus muscle is a part of the foot muscles and controls the movement of the toes.

The rectus capitis lateralis muscle is part of the neck muscles, and it helps to move the head sideways.

There is a specific rule in this game.