The can pull the head toward the chest.

The sternocleidomastoid can pull the head toward the chest.

Explanation:

sternocleidomastoid

sternocleidomastoid is the largest along with the very superficial cervical muscle.

The main action of this muscle is the rotation of head to opposite side , and the flexion of the neck .  

As ,  

when both the sides of the muscle acts together , it can flexes the neck and extends the head .

Hence,

The sternocleidomastoid can pull the head toward the chest.

answer:

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