
Bone: the organ - compact bone
Compact bone forms the majority of the diaphysis and is seen in cross section of a decalcified bone preparation (above right) and in a ground bone preparation (below right). 200x, 200x

Haversian systems
Compact bone forms the majority of the diaphysis and is seen in cross section of a decalcified bone preparation (above right) and in a ground bone preparation (below right). 200x, 200x

- Haversian canals
Compact bone forms the majority of the diaphysis and is seen in cross section of a decalcified bone preparation (above right) and in a ground bone preparation (below right). 200x, 200x

Osteocytes
Compact bone forms the majority of the diaphysis and is seen in cross section of a decalcified bone preparation (above right) and in a ground bone preparation (below right). 200x, 200x

Osteocyte lacunae
Compact bone forms the majority of the diaphysis and is seen in cross section of a decalcified bone preparation (above right) and in a ground bone preparation (below right). 200x, 200x

Canaliculi
Compact bone forms the majority of the diaphysis and is seen in cross section of a decalcified bone preparation (above right) and in a ground bone preparation (below right). 200x, 200x

Endosteum >
Within compact bone, endosteum lines Haversian and Volkmann’s canals. It does not extend into lacunae or canaliculi.