Osteo

 Osteoprogenitor beginning of the bone cell

Created in embryo

Create new bone

Surrounded in bone become osteocytes

Maintain none found in bone tissue diaphysis 

Chondrocytes 

Chond is cartillage 

Chondrocytes build cartilage

Osteoclasts 

WBC fuses osteoclasts many white blood cell together

Last is actually is break down 

Lysosomes break bone down 

Block shape bone

In reality they have indentation 

Need to be the right shape