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37 Cards in this Set
- Front
- Back
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What type of tissue is bone |
Connective |
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What are the functions of the skeleton?(5) |
Support Protect Movement Blood cell production Fat storage |
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How are bones organized |
By shape |
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Long bone |
Long and skinny |
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Short bone |
Cubish |
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Examples of Flat bone |
Skull, hip, sternum |
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Irregular bone |
Vertebra |
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Sesamoid bone |
Looks like sesame seed Patella |
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What does the sesamoid bone do |
Distributes tension across joints more evenly |
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Structure of typical long bone |
Next |
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Diaphysis |
Shaft of bone |
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Epiphysis |
Ends of bone, proximal and distal Has epiphysial line |
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Epiphysial line |
Growth plate |
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Metaphase |
End of shaft, before epiphysis |
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Metaphase |
End of shaft, before epiphysis |
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Articular cartilage |
Wherever one bone meets another bone |
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Periosteum |
Surrounds long bone |
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Medullary cavity |
Hole in the middle of a bone Contains yellow marrow |
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Endosteum |
Connective tissue on the inside of the bone |
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Surface markings |
Next |
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Fissure |
Narrow slit where vessels and nerves go through |
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Foramen |
Hole for nerves, blood vessels, and lymph to go through |
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Fossa |
Cup or shallow depression |
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Process |
Projection |
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Meatus |
Tube like opening Ear canal |
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Condyle |
Rounded projection at the end of a bone, found in joints |
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Head |
Rounded portion of bone, head always has a neck |
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Epicondyle |
Bump above condyle |
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Trochanter, tubercle, tuberosity |
Projections or roughened projections for muscle attachment |
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Histology |
Bone tissue has dew cells and lots of extracellular matrix |
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Osteogenic cells |
Divide to become osteoblasts Is a boney stem cell, that live underneath the periosteum and the endosteum, right next to bone |
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Osteoblast |
Bone building cell Surrounds self with boney tissue and makes a Lacuna |
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Osteocytes |
Embedded osteoblast Mature bone cell |
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Osteoclast |
Bone eating cell Realeases acid to dissolve matrix |
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What does the osteoclast look like |
50 cells United with a ruffles edge |
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Compact bone find pictures |
External layer of all bones 25% water 25% protein or collagen fibers 50% mineral salts or calcium carbonate, and calcium phosphate |
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Compact bone find pictures |
External layer of all bones 25% water 25% protein or collagen fibers 50% mineral salts or calcium carbonate, and calcium phosphate |
