Structures
The term ____ refers to the shaft of the long bone.
Diaphysis
What are 4 functions of bones?
Movement, Storage, Blood Cell Formation and Support
What is ossification?
The process of bone formation
What can increase bone density?
Gravity
What is calcium?
A mineral found in bone that adds to strength of the bone
Which structure contains the lungs and girdles?
Appendicular skeleton
Hematopoiesis refers to?
Blood Cell Formation
What do bones start off as?
Cartilage
What is osteoporosis?
Disease caused by holes in bones
What is the central canal?
The area inside an osteon for blood vessels and nerves
Where is the epiphysis located?
At the ends, where articulation happens.
Bone building cells are called?
Osteocytes
How do bones widen?
By adding tissue under the periosteum
What happens to the bones when there is more muscular activity?
More bone growth
Differences between compact and spongy bones?
Compact: Heavy and strong, forms at the edges of bones
Spongy: Light, fragile, found at the end of long bones
Which structure contains the head, neck, and vertebrae?
Axial Skeleton
What does the periosteum do?
It's a membrane that covers the bone, attaches tendons to bones and it plays a role in healing bones.
Where does the bone grow from?
Diaphysis
Bones are constantly remodeled based on?
Calcium levels, gravity and muscular activity
___ is small spaces containing bone cells
Lacunae