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Musculoskeletal
Muscles and skeleton
Term | Definition |
---|---|
arthr/o | joint |
brachi/o | arm |
cervic/o | neck |
crani/o | skull |
femor/o | femur |
lei/o | smooth |
lord/o | bent |
my/o | muscle |
myel/o | bone marrow/spinal cord |
oste/o | bone |
rhabd/o | striated (skeletal) |
sarc/o | flesh |
spondyl/o | vertebra |
tend/o | tendon |
appendicular skeleton | limb, pelvis and girdle bones |
axial skeleton | skull, vertebra, thorax and hyoid bones |
compact bone | solid bone that forms the outer part of bones |
cancellous bones | mesh/sponge-like bone that lines the medullary cavity and epiphyses |
epiphysis | head of bones |
diaphysis | shaft of bones |
metaphysis | line separating epiphysis from diaphysis and is cartilaginous until puberty |
medullary cavity | cavity within bones that hosts marrow |
endosteum | inner lining of bones |
periosteum | outer lining of bones |
joint | where two bones join |
intervertebral disc | shock absorbing and friction reducing disc between vertebrae |
ligament | fibrous band that connects bone to bone |
tendon | fibrous band that connects muscle to bone |
synovial fluid | fluid that fills the joint capsule and reduces friction at joints |
skeletal muscle | voluntary muscle that is affixed to the skeleton and performs movement |
smooth muscle | involuntary muscle that exists in organs |
cardiac muscle | involuntary heart muscle that contracts to pump blood |
frontal plane | divides anterior from posterior |
sagittal plane | divides left and right |
transverse plane | divides top from bottom |
proximal | towards the origin of structure |
distal | away from the origin of a structure |
prone | lying face down |
supine | lying on the back |
flexion | movement in joint that decreases angle between bones |
extension | movement in joint that increases angle between bones |
atrophy | decreased size of tissue/muscle |
crepitus | grating of bones |
hypertrophy | increased size of tissue/muscle |
tetany | prolonged contraction |
ankylosing | stiff joint |
arthritis | inflammation of joint |
chondromalacia | softening of cartilage |
fracture | broken bone |
osteomyelitis | infection of bone and bone marrow |
osteoporosis | decreased density of bones |
tendonitis | inflammation of tendon |
amputation | partial or complete removal of a limb |
arthroplasty | reconstruction or repair of a joint |
spondylosyndesis | fusing of the spine |