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6

6 Guide Questions

QuestionAnswer
Spongy bone found in epiphysis
Compact bone found in diaphysis
Occurs in epiphysis or red marrow hematopoiesis
Scientfic name for bone shaft diaphysis
site of fat storage yellow marrow cavity
region of longitudinal growth in a child epiphyseal plate
composed of hyaline cartilage until end of adolescence epiphyseal plate
layers of calcified matrix concentric lamellae
residence of osteocytes lacunae
canal that carries blood vessels and nerves central canal
nonliving structural part of bone bone matrix
tiny canals connecting lacunae canaliculi
bone forms from fibrous membrane intramembranous ossification
cartilage bones develop from hyaline cartilage
organic bone matrix osteoid
enzyme encourages deposit of calcium salts within matrix alkaline phosphate
when trapped in lacunae osteoblasts change into osteocytes
large number of osteoblasts found in inner periosteum layer
periosteal bud invades deteriorating hyaline cartilage shaft endochondral ossification
secondary ossification centers appear in epiphyses
epiphyseal plates made of hyaline cartilage
in appositional growth bone reabsorption occurs on the endosteal surface
maturation of newly formed bone matrix takes about 10 days
hormone released when blood calcium levels begin to drop parathyroid hormone
mature bone cells maintain bone osteocytes
lack of muscle use causes muscle and bone atrophy
increased deposit of bony matrix occurs at sites of stress or tension
immature or matrix depositing bone cells are osteoblasts
causes blood calcium to be deposited in bones as calcium salts
bone cells that liquefy bone matrix and release calcium are osteoclasts
Created by: schell912