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Skeleton
Question | Answer |
---|---|
compact bone | hard, dense bone tissue that is beneath the outer membrane of a bone |
spongy bone | layer of bone tissue having many small spaces and found under the layer of the compact bone |
marrow | center of the bone; soft connective tissue that fills the internal spaces in bone |
red marrow | produces blood cells |
yellow marrow | stores fat |
cartilage | connective tissue that is more flexible than bone--protects the ends of bones & keeps them from rubbing together |
osteoporosis | condition in which the body's bones become weak and break easily |
fracture | broken bone |
dislocation | displacement of a bone from its joint |
sprain | stretching or tearing of ligaments |