Resportion and Repair Bone Fractures OsteoClast carve OsteoBlast build Bone Growth Bone Growth B ones C ant P op D uring E xercise B one Collar Formation around cartilage frame ID: 912976
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Slide1
Bone CellsBone Growth, Resportion andRepairBone Fractures
Slide2OsteoClast-carveOsteoBlast-build
Slide3Slide4Slide5Bone Growth
Slide6Bone Growth
Slide7Bones Cant Pop During ExerciseBone Collar
Formation (around cartilage frame)
C
avitation (hole)
P
eriosteal Bud
Invasion (bud…baby cells)
D
iaphysis
Elongation (gets longer)
E
piphiseal
Ossification (ends turn to bone)
Slide8Slide9FracturesOpen (compound) vs Closed
Slide10Slide11Types of FracturesFractures are often classified according to the position of the bone ends after the break:Open (compound) bone ends penetrate the skin.Closed (simple)
bone ends don’t penetrate the skin.
Comminuted
bone fragments into 3 or more pieces. Common in the elderly (brittle bones).
Greenstick
bone breaks incompletely. One side bent, one side broken. Common in children whose bone contains more collagen and are less mineralized.
Spiral
ragged break caused by excessive twisting forces. Sports injury/Injury of abuse.
Impacted
one bone fragment is driven into the medullary space or spongy bone of another.