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chapter 6
anatomy & physiology
| Question | Answer |
|---|---|
| articular cartilage | thin layer or cartilage that covers the ends of the long bones and the surfaces of the joints |
| bone depressions | concave indented areas or openings in bones |
| bone markings | specific features of individual bones |
| bone processes | projections or outgrowths of bones |
| cancellous bone | spongy bone not as dense as compact bone |
| cervical vertebrae | vertebrae or bones of the neck C1 through C7 |
| compact bone | hard outer shell of the bone |
| condyle | knucklelike projection at the end of a bone |
| crest | distinct border or ridge as an iliac crest |
| diaphysis | main shaftlike portion of a bone |
| epiphyseal line | a layer of cartilage that seperates the diaphysis from the epiphysis of a bone also known as the episyseal plate (growth plate) |
| epiphysis | the end of a bone |
| false ribs | rib pairs 8 through 10 which connect to the vertebrae in the back but not to the sternum in the front because they join the seventh rib in the front |
| flat bones | bones that are broad and thin with flat or curved surfaces such as the sternum |
| floating ribs | ribs pair 11 and 12 which connect to the vertebrae in the back but are free of any attachment in the front |
| fontanelle or fontanel | space between the bones of an infants cranium "soft spot' |
| foramen | hole in a bone through which blood vessels or nerves pass |
| fossa | hollow or concave depression in a bone |
| haversian canals | system of small canals within compact bone that contain blood vessels lymphatic vessels and nerves |
| hematopoiesis | the normal formation and development of blood cells in the bone marrow |
| intercostal spaces | spaces between the ribs |
| interverebral disc | a flat circular platelike structure of cartilage that serves as a a cushion or shock absorber between the vertebrae |
| long bones | bones that are longer than they are wide |
| lumbar veterbrae | teh vertebrae of the lower back L1 through L5 |
| medullary cavity | the center portion of the shaft of a long bone containing the yellow marrow |
| ossification | the conversion of cartilge and fibrous connective tissue to a bone. the formation bone |
| osteoblasts | immature bone cells that actively produce bony tissue |
| osteocytes | mature bone cells |
| periosteum | the thick white fibrous membrane that covers the surface of a long bone |
| red bone marrow | the soft semifluid substance located in the small spaces of cancellous bone that is the source of blood cell production |
| resorption | the process of removing or digesting old bone tissue |
| sesamoid bones | irregular bones imbedded in tendons near a joint as in the kneecap |
| short bones | as long as they are wide. wrist bone |
| sinus | an opening or hollow space in a bone |
| spine | a sharp projection from the surface of a bone similar to a crest |
Created by:
aamettis
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