| Term 
 | Definition 
 
        | Bones of skull, thorax, and vertebral column. |  | 
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        | Term 
 | Definition 
 
        | Bones of the limbs and girdles that attach them to the axial skeleton.   |  | 
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 | Definition 
 
        | Thin, roughly parrellel surfaces |  | 
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        | Term 
 | Definition 
 
        | AKA: Wormian bones Irregular bones formed between cranial bones |  | 
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        | Term 
 | Definition 
 
        | Relatively long and slender bones |  | 
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        | Term 
 | Definition 
 
        | Bones that have complex shapes. Ex: vertebrae |  | 
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        | Term 
 | Definition 
 
        | Small, flat, and somewhat shaped like a sesame seed. Develop in tendons of knee, hands and feet. |  | 
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        | Term 
 | Definition 
 
        | Small and boxy bones. The bones in wrist (carpals) and ankles (tarsals) |  | 
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        | Term 
 | Definition 
 
        | Mature bone cells that cannot divide |  | 
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        | Term 
 | Definition 
 
        | Produce new bony matrix and become osteocytes once surrounded by bony matrix |  | 
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        | Term 
 | Definition 
 
        | Mesenchymal (stem) cells that produce cells that differentiate into osteoblasts. Important in fracture repair |  | 
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        | Term 
 | Definition 
 
        | Remove and remodel bone. Giant cells with 50+ nuclei |  | 
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        | Term 
 | Definition 
 
        | Accounts for approximately 2/3 of bone weight |  | 
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        | Term 
 | Definition 
 
        | Outer and inner surfaces of compact bone layer |  | 
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        | Term 
 | Definition 
 
        | Fills spaces between osteons |  | 
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        | Term 
 | Definition 
 
        | Osteoprogenitor cells differentiate into osteoblasts that add bone matrix under periosteum |  | 
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        | Term 
 | Definition 
 
        | Incomplete cellular layer lining medullary cavity |  | 
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        | Term 
 
        | Intramembranous ossification |  | Definition 
 
        | Begins as mesenchymal (stem) cells differentiate into osteoblasts within embryonic or fibrous connective tissue |  | 
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        | Term 
 | Definition 
 
        | Bones grow out into small struts |  | 
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        | Term 
 | Definition 
 
        | Epiphyseal cartilage grows unusually slowly. Limbs are short and trunk is normal size. |  | 
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        | Term 
 | Definition 
 
        | Overproduction of growth hormone before puberty |  | 
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        | Term 
 | Definition 
 
        | Growth hormone levels rise after epiphyseal plates close. Bones get thicker, especially those in the face, jaw, and hands. |  | 
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        | Term 
 | Definition 
 
        | Most abundant mineral in the body |  | 
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        | Term 
 | Definition 
 
        | Break shaft across long axis |  | 
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        | Term 
 | Definition 
 
        | Produced by twisting stresses. Spread along length of bone |  | 
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        | Term 
 | Definition 
 
        | Produce new and abnormal bone arrangements |  | 
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        | Term 
 | Definition 
 
        | In vertebrae subjected to extreme stresses |  | 
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        | Term 
 | Definition 
 
        | One side of shaft broken, other side bent. Occurs mostly in children |  | 
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        | Term 
 | Definition 
 
        | Shatter affected area producing fragments |  | 
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        | Term 
 | Definition 
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