what do bones protect
Different bones in the skull have different jobs. 1  Some bones protect the brain. 2  Some bones make the framework for your face. 3  Some bones in the middle part of your ear carry sound from your eardrum to the inner ear. 4  You can feel the jawbone under your chin and where it hinges just under your ear.ost bones have 4 parts: 1  The outside part of bone is called the periosteum (say per-ee-oss-tee-um). 2  This is a thin but very dense layer that has the nerves and blood vessels which nourish the bone. 3  Compact bone is next.