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29 Cards in this Set
- Front
- Back
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what are the 5 main functions of the bones? |
support,protection,movement,storage,blood cell formation. |
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what is compact bone? |
its dense and looks smooth and homogeneous. |
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what is spongy bone? |
its composed of small needlelike pieces of bone and lots of open space |
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what are long bones? |
they are typically longer than they are wide. femur,humerus,tibia,fibula |
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what are short bones? |
generally cube shaped and contain mostly spongy bone. the bones of the wrist and ankles are short bones. |
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what are flat bones? |
they are thin,flattened and usually curved. they have two thin layers of compact bone sandwhiching a layer of spongy bone between them. most bones of the skull,ribs,strenum are flat bones |
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what are irregular bones? |
bones that do not fit in one of the other categories are ireggular. the spincal column are irregualr bones. |
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what is diaphysis? |
is the shaft and makes up most of the bones length and is composed of compact bone. |
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what membreane is diaphysis covered by? |
periosteum which is fibrous connective tissue |
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what are true ribs? |
the first 7 pairs attatched directly to the sternum by costal cartilages |
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what are false ribs? |
the next 5 pairs either attached indirectly to the strenum or are not attatched to the sternum at all. |
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what are floating ribs? |
the last 2 pairs of the false ribs lack sternal attatchments so they are called floating ribs. |
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what is the coccyx? |
its formed from the fusion of 3-5 tiny irregular shaped vertebraes |
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example of coccyx |
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what is the sacrum? |
its formed by the fusion of five vertbrae |
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scapula |
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scapula |
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clavicle |
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articulated right shoulder |
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humerus |
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radius and ulna |
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hand |
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pelvis |
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pelvic |
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what is the pubic symphysis where is it? |
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where is the acetabulum? |
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fibula,tibia |
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foot |
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