Bones Flashcards
What are bone cells derived from?
Mesenchyme cells
Where is compact bone found?
Mostly around the medullary cavity or around the spongy bone in a thin layer?
What is another name of compact bone?
Cortical
What is another name for spongy bone?
Cancellous or trabecular
Where is spongy bone found?
The bone ends.
What are osteoprogenitor cells?
Bone stem cells which become osteoblasts from mesenchymal cells
What are osteocytes ?
Cells from the osteoblasts which maintain bone
What are osteoblasts?
Make bone
What are osteoclasts?
Breaks bone
What are the parts of the bone
Epiphysis at the bone end
Metaphysis where the bone grows
Diaphysis where the shaft is in the middle
What is the periosteum?
The outside of the bone
What is the endosteum?
Membrane on the inside of the bone
What is a tubercle?
Small rounded projection where muscles attach
What are tuberosities?
Large roughened surfaces which are rounded or flat
