Biology › Section O · Hormones, bones, and muscles › Topic O.5
Bone
Bone looks like dead scaffolding, but it is a living organ that is built, reshaped and rebuilt throughout life. Knowing how it forms, grows and heals explains why children grow taller, why astronauts lose bone and why a broken arm mends.
In this topic
- Bone is a living organ
- Six shapes of bone
- Inside a long bone
- Four bone cells
- Two routes to bone
- How long bones lengthen and thicken
- Worked example: reading growth plates
- Remodelling: bone that reshapes itself
- Worked example: following a fracture as it heals
- Worked example: bend or break?
- Common mistakes to avoid
- Key takeaways
This topic is part of Wuanberri Pro. Checking your access…