1parts of the skelton
- bones joints cartliges ligaments
2functions of the skeltal system
support the body, protect soft organs ,store minerals, hematopiesis
3axial skelton
whats the head part of the body
4the lower part of the skelton
appendicular skelton
5the middle part of the bone
diaphysis comapct bone protected by periosteum
6the top of the bone
proximal epiphysis
7the bottom of the bone
distal ephysis
8what does thr ephisysyis do
thin layer of compact bone mainly spongey bone has articular cartlige
9what is the meduallar cavity
cavity inside the of the diaphysis ,has yellow ,contains red marrow
10what is an osteocytes
mature bone cells
11what is an osteoblast
bone forimg cells
12what is an osteclast
bone destroying cells
13what does spongy bone do
keeps bone light is in the center
14what does the compact bone do
its on the top of spongy bone protect the inside
15what makes clacium high
the thyroid gland
16what dies the thyroid glad release
calcitonin
17what cell is stimulated by calcotionin
osteblast
18what gland makes the clacium level low in the blood
parathyroid
19what hormone relased by low calcium
pth
20what sell is stimulated by
pth
21what happens when cakcium levels are high
the calcium moves into the