The vertebral column, or backbone, plays a role in protecting the spinal cord, which is a crucial part of the nervous system.

The brain is vital for a variety of activities, and its delicate nature necessitates careful protection. This protection is achieved through the bony box and the fluid-filled balloon.

The structure felt is the vertebral column or backbone, which protects the spinal cord.

The fluid-filled balloon inside the bony box serves to provide further shock absorption and protection for the delicate organ, the brain.

The brain is protected by a bony box in the body. This box contains the brain and is filled with fluid, which provides additional shock absorption.