| Term | Definition |
|
206 |
Number of bones in the body. |
|
functions of the skeletal system |
Supports body and provides shape; protects internal organs; movement and anchorage of muscles; mineral storage (calcium and phosphorus); hemopoiesis. |
|
hemopoiesis |
The process of blood cell formation. |
|
osteocyte |
Mature bone cell. |
|
embryo skeleton |
Starts as osteoblasts, then changes to cartilage. At 8 weeks, ossification begins. Infant bones are soft because ossification not complete at birth. |
|
fontanel |
Soft spot on baby's head. |
|
ossification |
Mineral matter begins to replace cartilage. |
|
growth |
Long bones grow from the diaphysis to the epiphyses. |
|
four bone types |
Long, flat, irregular, short. |
|
osteoblasts |
Primitive embryonic cells. |