Axial Skeleton- the part of the skeleton that consists of the bones of the head and the trunk of the vertebrae
Appendicular System- portion of the skeleton of vertebrates consisting of the bones that support the appendages
Long bone- hard, dense bones that provide strength, structure and mobility
Flat bone- bones that need to protect broad surfaces of muscle
Short bone- Bones that are as wide as they are long
Irregular bone- bones that can't be grouped as short, long or flat
Diaphysis- the shaft of the bone
