The skeletal system and functions of bone Flashcards
1
Q
What is the skeletal system
A
- Skeleton= dried up body
- 206 bones
- Engineering marvel
2
Q
2 Portions of the Skeletal
A
- Axial skeleton
- Appendicular skeleton
3
Q
Bone Tissue
A
- compact bone= osteons
- spongy bone= trabeculae
4
Q
Divisions of the Skeletal System
A
axial skeleton =
- bones of the vertebral column, thorax and skull
appendicular skeleton =
- bones of the limbs and the limb girdles
5
Q
Functions of Bones
A
Protection= from external forces e.g. bones of the skull protecting the brain
Support= for the body and its vital cavities
Movement= acts as levers for movement
Mineral storage= acts as a reservoir for minerals
Production of red and white blood cells= hemopoiesis, occurs within marrow cavities
