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CH 12 voc. review
Bone Structure and Bone Growth
Question | Answer |
---|---|
spongy bone in the epiphyses of long bones. its spaces are filled with red bone marrow that makes blood cells. it is also found in the skull, clavicles, sternum, ribs, vertebrae, and hip bones | cancellous bone |
dense, compact, weightbearing bone along the diaphysis or shaft of a long bone | cortical bone |
the straight shaft of a long bone | diaphysis |
one of the two widened ends of a long bone. it contains the "epiphysial plate" where bone growth takes place | epiphysis |
cavity within the shaft (diaphysis) of a long bone. it contains yellow bone marrow (fatty tissue) | medullary cavity |
process by which cartilage is changed into bone from infancy through adolescence | ossification |
bone cell that forms new bone or rebuilds bone | osteoblast |
bone cell that breaks down old or damaged areas of bone | osteoclast |
bone cell that maintains and monitors the mineral content ( Ca, Ph) of bone | osteocyte |
thick, fibrous membrane that covers the outer surface of a bone | periosteum |