Anatomy Assignment 6: Skeletal
At which of the following ages would calcium loss from bone be more than calcium deposits into bone, even when a high calcium diet is eaten?
50 years old
Within compact bone, a central canal is found at the center of which structure?
An osteon
What is the function of red bone marrow?
Blood cell production
Which hormone inhibits osteoclasts and stimulates osteoblasts to lower blood calcium levels?
Calcitonin
Which mineral is most important throughout life to assist in maintaining strong bones?
Calcium
Which osseous tissue is found on the surface of bones and composed of tightly arranged parallel osteons?
Compact
Where does bone formation occur during endochondral ossification?
Hyaline cartilage model
What is the calcium-phosphate salt deposited within bone called?
Hydroxyapatite
Which type of bone growth occurs within cartilage and results in bone elongation?
Interstitial
The bones of the skull form by which type of ossification?
Intramembranous
Which bone cells produce the soft organic bone matrix?
Osteoblasts
Which of the following is not considered a weight bearing activity?
Swimming
Bones in the legs, arms, spine and pelvis grow __________.
at different rates