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24 Cards in this Set

  • Front
  • Back
Composition of Osseous Tissue?
Blood, Cartilage, Adapose, Nervous
2 primary tissues of osseous tissue
CT and nervous
organic components of bone tissue
cells and colagen
inorganic components of bone tissue
hydroxyapatites =
mineral salt, primarily calcium phosphate
99% of Ca is in the form of?
functions of bone tissue
support, protection, movement, mineral storage and hemopoiesis
blood cell formation
classification of bones by shape
long bones, short bones, flat bones, irregular bones
Sesamold bone?
bone that forms w/in a tendon (ex. patella)
compact bone, functional unit, each osteon is a tiny weight bearing pillar, parallel to each other
spongy bone
found in epiphysis, absorbs stress
flat bones have?
a diploe structure (sandwich) - compact bone
spongy bone
compact bone
red marrow found in?
epiphysis and medullary cavity
most amt of red marrow producded in?
hips and humerus epiphysis
Where is yellow marrow found?
Medullary cavity
Osteogenic cells
"stem cells", make osteoblast and osteoclast, hold all the genitic info to make all cells in the body
build matrix, increases matrix formation during exercise or other physical stress, amitotic
breakdown matrix to release Ca and remodel matrix under stress conditions, secrete an acid, amitotic
walled in osteoblasts that become embedded in lacunae, senses cracks/pressure stress points for repair, amitotic
formation of bone from cartilage/membrane
2 tyes of ossification
intramembraneous - replaces fibrous membrane in flat bones of skull/ribs
endochondral- hyaline cartilage becomes a model for rest of skeleton
2 trypes of bone growth
interstitial growth - longitudinal growth
appositional growth- width
interstitial growth
hormonally controlled, epiphyseal plate seals