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| 206 bones that are very much alive |
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| two minerals that the bones store.. |
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| longer than they are wide, found in arms and legs |
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| shaped like cubes, found in wrists and ankles |
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| thick, flat, and curved; found in ribs, breastbone, and skull |
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| differently shaped and are not classified as long, short, or flat. hip bones, vertebrae, and various bones of the skull |
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| bone cells that secrete an intercellular substance called matrix |
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| calcium and other minerals; these minerals are deposited around protein fibers |
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| minerals make bone tissue |
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| refers to dense, hard bone tissue found primarily in the shafts of long bones and on the outer surfaces of other bones |
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| less dense bone tissue, located primarily at the ends of long bones and in the center of other bones |
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| the microscopic unit of compact bone is the ______, or ________________. |
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| in spongy bone, the tissue is arranged in plates called __________. |
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| spongy bone has what kind of appearance? |
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| 2 reasons for spaces in spongy bone: |
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| 1. decrease the weight of the bone; 2. contain red bone marrow where blood cells are produced |
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| the long shaft of the bone, composed primarily of compact bone that provides considerable strength |
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| the enlarged ends of the long bone; meets with a second bone at a joint |
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| epiphyseal disc (growth plate) |
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| a growing bone contains a band of hyaline cartilage located at the ends of long bones |
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| hollow center of the diaphysis |
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| in infancy, the cavity is filled with |
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| in the adult, the cavity is filled with |
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| a tough fibrous connective tissue membrane that covers the outside of the diaphysis; protects the bone; serves as a point of attachment for muscle |
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| found on the outer surface of the epiphysis; forms a smooth, shiny surface that decreases friction with a joint |
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| babies contain over how many bones? |
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| bones grow _______ and determine the _______ of an indivdual. |
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| longitudinal bone growth occurs at the.. |
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| epiphyseal disc (growth plate) |
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| osteoblasts are? osteoclasts? |
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Definition
| boneforming cells; bone destroying cells |
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