click below
click below
Normal Size Small Size show me how
Stack #604119
Skeletal
| Question | Answer |
|---|---|
| Abduction | movement of a body part away from the midline. |
| Adduction | movement of the body toward the midline. |
| Articular | cartilage; a thin layer of cartilage covering each epiphysis. |
| circumduction | moves the distal end of a bone in a circle. |
| compact bone | the outer layer of bone that is hard and dense. |
| condyle | an oval projection that fits into an elliptical socket. |
| crest | a sharp edge |
| diaphysis | the shaft of a bone. |
| endosteum | thin membrane that lines the medullary cavity. |
| epiphyseal plate | cartilage between the epiphyses and diaphysis that promotes growth. |
| epiphyses | the ends of a bone |
| extension | INCREASING the angle of a joint. ie. a straightening a bent elbow. |
| flexion | REDUCES the angle of a joint. ie. bending an elbow. |
| fontanel | areas where ossification is incomplete or known as "soft spots". |
| hematopoiesis | The process of blood cell formation. |
| medullary cavity | the hollow area inside the diaphysis of a bone containing yellow bone marrow. |
| olecranon fossa | a large depression on the posterior surface of the humerus. |
| osteoclasts | bone reabsorbing cells. |
| osteocytes | living bone cells |
| osteoblasts | a bone forming cell |
| periosteum | a strong fibrous membrane covering a long bone everywhere except a joint surface. |
| red bone marrow | soft connective tissue inside the hard walls of some bones that is the center of production of all blood cells consisting mainly of myeloid tissue. |
| fossa | a hollow or depressed area. |
| What are the four functions of the skeletal system? | Movement, Protection, Storage, and Hematopiesis |