The central shaft of a long bone is known as

What is the total number of bones in the human skull skeleton?

The number of lumbar vertebrae in the human vertebral column is

Cervical vertebrae differ from other vertebrae in having -

Statement-$I$: Each rib is a thin flat bone connected dorsally to the vertebral column and ventrally to the sternum.
Statement-$II$: The $8^{th}$,$9^{th}$,and $10^{th}$ pairs of ribs do not articulate directly with the sternum but join the seventh rib with the help of hyaline cartilage. These are called floating ribs.

The cranium,which protects the brain,is made up of how many bones (in $bones$)?