key term - Axial skeleton

Definition

The axial skeleton is the part of the skeleton that consists of the bones of the head and trunk of a vertebrate, including the skull, vertebral column, ribs, and sternum. It serves as the central structure for supporting and protecting the brain, spinal cord, and many vital organs.

Related terms

Skull:

The bony structure forming the head that houses and protects the brain.

Vertebral column: A series of vertebrae extending from the skull to the lower back, providing support to the body and protecting the spinal cord.

Sternum:

A flat bone located at the front of the chest, which connects with the ribs to protect thoracic organs such as heart and lungs