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. |