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bones pt. 2
bone development and axial+appendicular skeletons
| Question | Answer |
|---|---|
| early bone development consists of | cartilage and fibrous structures |
| osteoblasts | form new bone |
| osteoclasts | reabsorb bone |
| osteocytes | inactive osteoblasts and bone cells |
| endochondral ossification | process of cartilage being replaced by calcified bone matrix |
| axial skeleton | 80 bones, skull, ribs and sternum, spine, and hyoid bone |
| appendicular skeleton | 126 bones, upper and lower extremities including, hip (pelvic ) girdle and shoulder(pectoral ) girdle |