Bone Formation And Development Flashcards
1
Q
During the early stage of embryo development, the embryo’s skeleton consists of what?
A
Fibrous membranes and hyaline cartilage
2
Q
When does bone development begin?
A
By weeks 6-7
3
Q
Which two oesteogenic pathways develop bone?
A
Intramembranous ossification and endochondral ossification
4
Q
Bone is a ____ tissue that uses _____ to lay down a _____
A
Replacement tissue…. Cartilage…. Mineral matrix
5
Q
What happens during foetal development for bone development?
A
A framework is laid down that determines where bones will form
6
Q
What makes up the bone framework?
A
It is flexible, semi-solid matrix produced by chondroblasts and consists of:
- hyaluronic acid
- chondroitin sulfate
- collagen fibres
- water
