Chapter 2: Axial System Content

Bones in the Adult Human Skeleton

-206 bones

-Bones come in various shapes and sizes

-Small bones in the hands and feet help with dexterity.

-Some bones encase organs like the brain

Bones are Organs

Each bone is a complex living organ made up of many cells, protein fibers, and minerals.

They come in many sizes and shapes.

largest bone

femur (or the thigh bone)

smallest bone

estapes (one of the 3 small bones of the middle ear).