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Bones
what bones are made of
19
Anatomy
Undergraduate 1
10/01/2012

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Cards

Term
Diaphysis
Definition
shaft of a long bone
Term
Epiphysis
Definition
end of a long bone
Term
Articular cartilage
Definition
around the epiphysis of a long bone (hyaline cartilage)
Term
Periosteum
Definition
membrane that covers whole shaft
Term
Compact bone
Definition
bone surrounding medullary cavity
Term
Medullary cavity
Definition
whole cavity in the shaft of bone
Term
Endosteum
Definition
membrane lining inside of medullary cavity
Term
Yellow Marrow
Definition
what fills the medullary cavity (fat)
Term
Epiphyseal plate
Definition
growth plate
Term
Calcium Phosphate
Definition
inorganic - 65% of bone matrix - makes bone hard and strong
Term
Collagen Fibers
Definition
organic - 35% of matrix - makes bones flexible
Term
Osteon
Definition
Whole circle of compact bone
Term
Central Canal
Definition
holds nerves, blood vessles,
Term
Lacuna
Definition
spaces in the osteon
Term
Canaliculi
Definition
Cracks that run from lacuna to canal
Term
Osteocyte
Definition
cell found in lacuna
Term
Lamella
Definition
layers of matrix
Term
Perforating Canal
Definition
horizontal canal that connects all central canal.
Term
Trabeculae
Definition
rods/plates that make up spongy bone
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