Skeletal Functions Flashcards
Protection
keep all the organs safe
support
help us stand up
muscle attachment
help us move our muscles
mineral reserve
having minerals in our bones; calcium in our bones
homopoiesis
bone marrow makes blood cells
movement
helps us move our body
340 Bones
you are born with
206
as an adult because some bones fuse together to make one big bone
what is bone
a connective tissue with living cells
what does bone have
fibers and matrix
compact bone
extracellular matrix it is on the surface of all bones
cancellous
sponey bone
osteoblast
immature bone cell that spits out extracellular matrix and is what makes the extracellular matrix
osteocyte
mature bone cell
osteoclast
destroys bones
Osteoblast and osteoclast
they are always working as we live. they are always making and losing bone. sometimes there is more osteoblast then osteoclast or more osteoclast then osteoblast.