Section 3
Development of the Skeleton
Book
Version 29
By Boundless
By Boundless
Boundless Anatomy and Physiology
Physiology
by Boundless
2 concepts
![Thumbnail](../../../../../../figures.boundless-cdn.com/24240/square/bone-growth.jpg)
Development of the Skeleton
Early in gestation, a fetus has a cartilaginous skeleton that becomes skeletal bones in the gradual process of endochondral ossification.
![Thumbnail](../../../../../../figures.boundless-cdn.com/1755/square/osteocutout.jpg)
Aging and the Skeleton
In osteoporosis, bone mineral density (BMD) is reduced and the integrity of bone proteins is altered, increasing the risk of fracture.