Bones Flashcards
made up of bone cells, connective fibers, and amorphous ground substance
bone
modified, specialized type of connective tissue
bone
difference of bones with other CTs
calcified or mineralized
3d madtrix of branching bony spicules
spongy/cancellous bone
continuous solid mass of bone tissue
compact/cortical bone
shaft, made up of compact bone
diaphysis
expanded end
epiphysis
distal ends of shaft and made up of spongy bone
metaphysis
growth zones made up of hyaline cartilage
epiphyseal plate
covering, specialized type of CT
periosteum
covered/lined by endosteum (specialized CT)
central medullary cavity/bone marrow cavity
consists of inorganic (70%) and organic (30%) components
calcified bone matrix
it is where calcified bone matrix is deposited
lamellae
cylindrical units of structures formed are called
haversian system or osteons
angular, irregular fragment
interstitial lamellae
demarcated or separated by means of refractile demarcating lines called
lines of von ebner
longitudinal vascular channels at the center of haversian system
haversian canal
transverse oblique intercommunicating vascular channels
volkmann’s canal
regularly, uniformly distributed lenticular
lacunae
other name for mature bone cells
osteocytes
long, slender and branching
canaliculi
principal type of cells
osteocytes
location of osteoblasts
cambium layer
giant irregular multinucleated cells
osteoclasts
clavate process is called (for bone resorption)
lobopodia
osteoclasts are found in giant concavities called
howships lacunae
squamous endosteal cells lining inner bone surfaces
bone lining cells
gives rise to new bone
resting cells
zone of profileration
chondroblasts
zone of maturation
chondrocytes
the newly formed uncalcified pre-osseous tissue is called
osteoid
defective mineralization
rickets
softening of the bones
osteomalacia
decreased bone strength
osteoporosis
stone bone
osteopetrosis
wear and tear
arthritis
