Axial Skeleton Lab 3

Bone cells are also known as

Osteocytes

The two types of bone tissue that exist in the skeleton are

Compact and spongy (cancekous)

Describe compact bone

Extremely dense material that forms the hard exterior covering of all bones

Describe spongy bone

Fills the interior regions of most bones and forms a thin internal layer along the diaphysis of long bones

COMPACT BONE

Osteons are

Circular columns of bone tissue that run parallel to one another and the bone’s longitudinal axis

Where do bone cells live/where are they housed

In lacunae

The Haversian contains

Nerves and blood vessels

Lamellae refers to the

Rings of bone around the central canal

Canaliculi are

canals radiating out from central canal to lamellae and osteocytes

SPONGY

Compact bones have osteons, but spongy bones have

Trabeculae

SKULL

Label the highlighted bones of the cranium

Label the highlighted facial bones