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Bone Response to Damage (view source)
Revision as of 08:55, 10 October 2007
, 08:55, 10 October 2007no edit summary
===Periosteum and blood supply===
===Periosteum and blood supply===
*Periosteum
*'''Periosteum'''
**Specialised sheath of connective tissue covering bone except at the articular surfaces
**Specialised sheath of connective tissue covering bone except at the articular surfaces
**Loosely attached except at tendon insertions and boney prominences (associated with major blood vessels penetrating bone)
**Loosely attached except at tendon insertions and boney prominences (associated with major blood vessels penetrating bone)
**Damage to the periosteum invokes a hyperplastic reaction of the inner layer
**Damage to the periosteum invokes a hyperplastic reaction of the inner layer
*Blood vessels
*'''Blood vessels'''
**Nutrient, metaphyseal, periosteal arteries
**Nutrient, metaphyseal, periosteal arteries
**Normal flow of blood from medulla to periosteum due to higher pressures in medulla
**Normal flow of blood from medulla to periosteum due to higher pressures in medulla