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Chapter six
Chapter six vocabulary words
| Question | Answer |
|---|---|
| amphiarthroses | slightly movable joints such as the two public bones. |
| appendicular skeleton | the bones of the upper and lower extremities of the body. |
| articular cartilage | cartilage covering the joint ends of the bones. |
| articulation | joints |
| axial skeleton | the bones of the head, neck, and torso |
| canaliculi | an extremely narrow tubular passage or channel in compact bone. |
| chondrocytes | cartilage cells. |
| compact bone | dense bone. |
| diaphysis | shaft of a long bone |
| diarthroses | freely movable joint. |
| epiphyses | end of a long bone. |
| fontanels | the soft spots on the top of an infants head. |
| hemopoiesis | blood cell formation. |
| lacunae | small spaces in the hard layer of the lamella |
| lamella | thin layers, as of bone. |
| medullary cavity | hollow area inside the diaphysis of the bone that contains yellow bone marrow. |
| osteoblasts | bone-forming cell |
| osteoclasts | bone-absorbing cell. |
| osteocytes | bone cell. |
| osteon | tub like circular composed of calcified matrix. |
| pectoral girdle | shoulder girdle; the scalpula and clavicle |
| pelvic girdle | the lower portion of the ventral cavity; the distal portion of the abdominopelvic cavity. |
| periosteum | tough, connective tissue covering the bone. |
| red bone marrow | soft connective tissue inside the hard walls of some bones. |
| sinus | a space or cavity inside the cranial bone. |
| skull | the cranium. |
| spinal cavity | the space inside the spinal column through which the spinal cord passes. |
| synarthroses | a joint in which fibrous connective tissue joins bones and holds them together tightly; commonly called sutures. |
| synovial membrane | connective tissue membrane lining the spaces between bones and joints that secretes synovial fluid. |
| thorax | chest. |
| trabeculae | needle like threads of spongy bones that surround a network of spaces. |
| yellow bone marrow | an inactive, fatty form of marrow found in the adult skeleton. |