| A | B |
| articular cartilage | hyaline cartilage that covers ends of bones in synovial joints |
| medullary cavity | cavity containing marrow within the diaphysis of long bone |
| epiphysis | the end of a long bone |
| osteoblast | a bone forming cell |
| osteocyte | a mature bone cell |
| epiphyseal plate | cartilaginous layer within the long bone epiphysis that grows |
| levers | mechanical device consisting of a rod, fulcrum, weight, and source of energy that is applied to some point on the rod |
| compact bone | dense tissue in which cells are organized in osteons (Haversian systems) with no spaces |
| endosteum | tissue lining the medullary cavity within a bone |
| osteoclast | a cell that erodes bone |
| endochondral bone | bone that begins as hyaline cartilage that is subsequently replaced by bone tissue |
| intramembranous bone | bone that forms from membranelike layers of primitive connective tissue |
| marrow | connective tissue in spaces within bones that includes blood-forming stem cells |
| hemopoiesis | the production of blood cells |
| diaphysis | the shaft of a long bone |
| spongy bone | bone that consists of bars and plates separated by irregular spaces |
| hemoglobin | pigment of red blood cells that transports oxygen |
| peiosteum | fibrous connective tissue covering on the surface of a bone |