| Term | Definition |
|
ramus |
extension of a bone at an angle to the rest of the bone |
|
trochanter |
large rough projection at ligament attachment place |
|
tuberosity |
small rough projection at ligament attachment place |
|
tubercle |
small round projection at ligament attachment place |
|
crest |
big ridge |
|
line |
small ridge |
|
head |
expanded end of the epiphysis that fits into a joint and has a neck |
|
neck |
connection between epiphysis and diaphysis |
|
condyle |
smooth, rounded articular process |
|
trochlea |
smooth, grooved articular process |
|
facet |
flat articular surface |
|
spine |
pointed process |
|
articular |
of or relating to joints |
|
fossa |
shallow depression |
|
sulchus |
narrow groove |
|
foramen |
opening for blood vessels |
|
fissure |
long opening |
|
canal |
passageway through a bone |
|
sinus |
chamber within a bone |
|
periosteum |
outer covering of the bone |
|
endosteum |
inner covering of the bone and its marrow |
|
epiphyseal plate |
endochondral ossification site |
|
ossification center |
ossification starts here |
|
cellular periosteum |
inside layer of the periosteum |
|
fibrous periosteum |
outside layer of periosteum |
|
osteon |
basic functional unit of the bone |
|
lamellae |
calcified matrices in the dense bone |
|
lacunae |
bone pockets |
|
canaliculi |
small bone channels |
|
Haversian system |
another name for osteon |
|
Haversian canal |
central canal of an osteon |
|
canal of Volkmann |
perforating canal in an osteon |
|
trabecula |
rod or wall in the sponge bone |
|
diaphysis |
bone shaft |
|
epiphysis |
bone end |
|
epiphysis |
holds the red bone marrow |
|
diaphysis |
holds the yellow bone marrow |
|
red bone marrow |
makes blood cells |
|
yellow bone marrow |
stores nutrients and lipids |
|
osteoclast |
big cell eroding the bone |
|
osteocyte |
mature bone cell |
|
osteoblast |
premature bone cell that produces the bone |
|
medullary cavity |
empty space that holds the marrow |
|
hemopoiesis |
blood formation process |
|
hemoglobin |
accounts for the red color of the red bone marrow |
|
PTH |
stimulates osteoclasts |
|
calcitonin |
stimulates osteoblasts |
|
intramembranous ossification |
primary ossification in embryos and skull bones |
|
endochondral ossification |
this ossification type elongates bones |
|
epicondyle |
projection above the condyle |
|
fovea |
tiny depression |
|
meatus |
tubelike passage |