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Articular cartilage - Coggle Diagram
Articular cartilage
Zones
Middle zone
Deep Zone
Superficial (STZ) zone
Calcified zone + Tide mark
Articular surface
Attriutes
Mostly Aneural
Doesn't detect pain
1-7 mm thick
Avascular
Difficult to regenerate
No perichondrium
Difficult to regenerate
Structure
Collagen
Strong against tension, not compression
Elastin
Ground substance
Water and Solutes
Proteoglycans
Functions
Disperse load
Joint Reaction Force
Can transition compression to tension like an inflated disc
Reduce Friction
Lubricin
Phospholipids