| A | B |
| amphiarthrosis | partially moveable joint |
| appendicular skeleton | part of skeleton consisting of pectoral and pelvic girdles and limbs |
| axial skeleton | skeleton of head and trunk |
| abduction | movement away from midline or axis of body |
| suture | a line of connection or closure between bones |
| endosteum | lining of the medullary cavity in the long bone |
| epiphysis | the end of the long bone |
| diaphysis | shaft of the long bone |
| periosteum | fibrous tissue covering the bone |
| adduction | movement of part of body or limb toward the midline of body |
| fontanel | unossified areas in the infant skull |
| synarthroses | immovable joints connected by fibrous connective tissues |
| ossification | process of bone formation |
| osteocyte | bone cell |
| medullary canal | center of the shaft of the long bone |