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20 Cards in this Set

  • Front
  • Back
Number of bones
~206
Skull, thoracic, vertebral column etc.
Axial (~80)
bones of arms, legs, connecting bones to axial
appendicular
long, slender, shaft and 2 ends
long bones
boxed/cubed shaped, have very dense outside filled with spongy bones in middle
short bones
flat, thin, roughly parallel surfaces of compact bones, spongey bone sandwich
flat bones
no other names, miscellaneous bones with complex shapes and structures
Irregular bones
small, flat, round, develop around and in tendons near joints
sesamoid bones
Extra bones, small flat oddly shaped bones found between suter lines in skull
Sutural bones
at ends of bones
epiphysis
shaft in between two ends
diaphysis
covers each epiphysis, type of hyalin cartilage, antifriction device
articular cartilage
important for regeneration of bones, covers shaft of bone
periosteum
plates of bones found in sponget bones- lined with cell layer called endosteum
trabeculae
only on inner and outer surfaces or if you've had injury to bone. Only cell type that can make new bone
osteoblasts
mitotically active cell, daughter cell becomes osteoblast, found in inner layer of periosteum
osteoprogenitor
mature bone cell, can't make bone anymore, moitors protein and mineral content of bone
osteocyte
secretes acid into boney matrix causing breakdown, to get more Ca into the blood stream and replace bones
osteoclasts
osteoblasts replacing cells osteoclasts destroyed
remodeling
bone put down in layers outside to inside
Lamellae