What is one of the main roles of the axial skeleton?

The primary role of the axial skeleton is indeed the protection of the central nervous system, particularly the brain and the spinal cord. The axial skeleton consists of the skull, vertebral column, and rib cage, all of which provide a sturdy and protective encasement for these critical structures. For example, the skull forms a hard casing around the brain, safeguarding it from physical impacts, while the vertebral column surrounds and protects the spinal cord, crucial for transmitting neural signals throughout the body.

While the other options represent functions associated with different systems or components of the body, they are not the main roles of the axial skeleton. Facilitating movement is more closely related to the appendicular skeleton, which includes the limbs and pelvis. The production of white blood cells occurs primarily in the bone marrow found within the long bones of the appendicular skeleton, and the storage of adipose tissue takes place in fat cells throughout the body rather than being a function specifically attributed to the axial skeleton. Thus, the protection provided by the axial skeleton is indispensable for the overall safety and functional integrity of the central nervous system.