Term
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Definition
| allows muscle to receive stimulus and act on stimulus |
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Term
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Definition
| causes shortening of muscle in response to stimulation |
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Term
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Definition
| enables muscle to extend or lengthen in response to stimulus |
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Term
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Definition
| causes muscle to return to normal shape after contraction or extension |
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Term
| small, tapered muscle with no striations and a single nucleus for each cell that will atrophy if not used; can be found in walls of digestive organs, blood vessels, and base of each hair |
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Definition
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Definition
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Term
| 5 major functions of the skeletal system |
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Definition
framework
protection
levers for movement
calcium storage
produces WBC, RBC, and platelets |
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Definition
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Definition
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Term
| ____ bones are weight bearing |
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Definition
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Term
| ______ bones are small, non-weight bearing |
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Definition
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Term
| ______ bones are thin, flat (i.e. skull, ribs, sternum) |
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Definition
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Term
| _____ bones are unique in nature (carpals) |
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Definition
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Term
| _____ bones that develop within a tendon |
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Definition
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Term
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Definition
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Term
| produce bone growth and repair bone (bone builders) |
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Definition
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Term
| bone tissue and growth of bone is regulated by __________ and _________ on bone |
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Definition
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Term
| t/f bones can be weakened from disuse |
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Definition
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Term
| reabsorb bone matrix when more calcium needed in the blood (carry away) |
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Definition
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Term
| how do osteoclasts remodel? |
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Definition
activation
reabsorption- tear something apart to rebuild
formation- mineralization |
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Term
| most abundant mineral in body |
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Definition
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Term
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Definition
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Term
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Definition
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Term
| what is phosphorus good for? |
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Definition
| renal filtration and bones |
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Term
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Definition
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Term
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Definition
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Term
| where is cancellous bone found? |
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Definition
| the epiphyses of long bones (end) |
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Term
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Definition
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Term
| t/f when calcium goes up, phosphorus goes down |
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Definition
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Term
estrogen levels drop
calcium is lost out of the
bone unless you take supplements
causes osteoporosis |
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Definition
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Term
| t/f exercise and insulin affect bone strenth |
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Definition
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Term
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Definition
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Term
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Definition
| middle section of long bone |
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Term
| where is red bone marrow located? |
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Definition
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Term
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Definition
| covers the bones- has rich blood supply |
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Term
| yellow bone marrow located |
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
| difference between acromegaly and gigantism- |
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Definition
| epiphyseal plate in gigantism is opened |
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Term
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Definition
| immovable: skull suture lines |
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Term
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Definition
| slightly moveable; between vertebrae |
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Term
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Definition
| synovial joints; freely moveable; largest category of joints; allow for movement; |
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Term
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Definition
| covers diarthroidal joints to reduce friction |
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Definition
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Definition
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Definition
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Definition
| highly compressible; used as shock absorber, found in disks between vertebrae |
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Term
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Definition
| more flexible; external ear |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| dense connective tissue withstands pressure and torsion; reduces friction, stress and absorbs shock |
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Term
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Definition
| small sacks filled with synovial fluid; reduce friction |
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