Ossification, Bone Growth and Fracture Repair
How cartilage and membrane turn into bone, why you stop growing taller, and how a broken bone mends.
What this unit covers
Unit 5: The Skeletal System
- 1 Functions of the Skeleton and Bone TissueBone is not dry chalk; it is living tissue that is constantly torn down and rebuilt. · 11 min
- 2 Classification and Structure of BonesLong, short, flat, irregular or sesamoid: a bone's shape tells you its job. · 9 min
- 3 Ossification, Bone Growth and Fracture RepairHow cartilage and membrane turn into bone, why you stop growing taller, and how a broken bone mends. · 11 min
- 4 The Axial SkeletonEighty bones down the middle of you, guarding the brain, the spinal cord and the heart. · 13 min
- 5 The Appendicular SkeletonGirdles and limbs, 126 bones that let you reach, grip, walk and run. · 12 min