It flexes the forearm and turns the hand palm upwards.

It flexes the spinal column.

It flexes the foot and turns the sole inwards.

The orbicularis oculi encircles the eyelid and closes the eye.

The orbicularis oris encircles the mouth and closes the lips.

Located at the back of the neck, it raises the shoulder, pulls it back and extends the head.

It abducts the arm.

It flexes and abducts the arm across the chest and pulls the shoulder forward and downward.