Composition and shape of bones
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Flat bones | bones with flat surfaces
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Irregular bones | bones with irregular shapes (verebrae)
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Long bones | bones with long shafts (femur)
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Sesamoid bones | bones that resemble a sesame seed (patella)
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Short bones | bones that are relatively short (carpals or tarsals)
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neck (of a bone) | the part near the head. epiphysis
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plate (of a bone) | growth plate where bone growth occurs. metaphysis
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shaft (of a bone) | long, slender part of the bone. diaphysis
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articulation | connection between bones, joint
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joint | place where bones join
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insertion | point of attachment of a muscle to the bone it moves
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origin | a point of attachment of a muscle to a bone that acts as the lever for a specific muscle
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compact bone (location) | hard external bone
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cancellous or spongy bone (location) | internal ring
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medullary canal (location/what it does) | center of bone that contains the bone marrow (which produces blood cells)
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osteoblasts | cells that form bone
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osteroclasts | cells that break down bone
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osteocytes | bone cells
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hyaline cartilage | elastic cushiony and slippery. makes the articular surfaces at the joints
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white fibro cartilage | elastic, flexible, and tough. found in joints such as the knee
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ligaments | located at moveable joints. bones are held together by ligaments
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