What is bone?

What are the functions of bone? (6)

What are the 4 types of bone by shape on the human body, and what are some examples?

Bone is ...% organic matrix and ...% inorganic mineral

What is each composed of?

What cells are precursors to osteoblasts and make up the periosteum?

What do they arise from?

Which cells line bone, synthesise osteoids, and secretes phosphatase for mineralisation?

What is an osteoid?

What are osteoblasts joined by?

When osteoblasts get trapped in matrix, what do they diffrentiate into?

What are they embedded in?

What are osteoclasts connected by? What is their function?

What are lining cells formed by?

Where are they located in the periosteum?

What do they do?

What are osteoclasts?
What is their lineage?
How many nuclei do they have?
How do they make Howship's Lacunae?

Which cartilage has perichondrium and which doesn't?

Where is the perichondrium found?

What is it made of?

What are the two layers?

What type of collagen do chondroblasts secrete?

What do chondroblasts become?

Where are chondrocytes found?

What do they do?

Which cells produce type 1 collagen (bone)?

Which cells produce type 2 collagen (cartilage)?

Bone or cartilage?
1. Deformable, semi-rigid
2. Not permeable
3. mainly collagen 1
4. appositional growth AND interstitial
5. No vascularisation

What is woven bone?
Regular or irregular collagen fibers?
High or low cellular content?
Found where?

What is lamellar bone?
Regular or irregular collagen fibers?
High or low cellular content?
What are the two types?

What type of lamellar bone is hard, forms the outer layer of bone, and contains osteons?

What type of lamellar bone is spongy, forms the inner of bone, and doesn't contain osteons?

What is the endosteum?

What are lamellae?
Are they present in trabecular bone, compact bone, or both?

What are Haversian systems/Osteons?

What bones are they found in?

How do they communicate?

What are the three types of lamallae?

What is the purpose of Haversian Canals?
What bone are they located in and what direction do they run?

What is the purpose of Volkman's Canals?
What bone are they located in and what direction do they run?

Label the osteocytes in the osteon