Lecourt Terms #2

56 terms by kingwong

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epiphysis

end of a long bone

diaphysis

middle of long bone

compact bone

hard, dense bone tissue

spongy bone

bone tissue with holes & red blood marrow

periosteum

outer layer of bone

endosteum

inner layer of bone

red marrow

tissue that makes red blood cells

yellow marrow

fats within a bone, stores energy

medullary cavity

central cavity in bone shafts - contains yellow marrow

haversian system

basic compact unit of a fuctional bone

canal

contains blood vessels

lamellae

narrow sheets of calcified matrix

canaliculi

small channels connect lacunae & link to blood vessels

lacunae

small pockets contain osteocytes

osteocytes

bone cells make up compact bone/spongy bone

osteoblasts

make new bone

osteoclats

tear down cartilage

epiphyseal cartilage/plate

increases length of bone

articular cartilage

thin cap of original cartilage

endochondral ossification

creation of bones

primary ossification center

1st ossification center

secondary ossification center

2nd ossification center

axial skeleton

skull, thorax, sacrum

appendicular skeleton

moveable parts of the body

long bone

a long bone

flat bone

extensive protection or the provision of broad surfaces for muscular attachment

irregular bone

complex shaped bone

tuberosity

roughened elevation on a bony surface

foramen

an opening or hole

fossa

a pit, shallow depression

trochanter

extend laterally from the femur to let tendons attach

condyle

form part of the knee joint

epicondyle

above condyles

suture

fibrous joint between flat bones of the skull

synarthrotic

am immovable joint

ampiarthrotic

slighty mobile

synovial joint

ends of bone are separated by a joint cavity filled w/ fluid

diathrosis

most moveable joint

ball & socket joint

most moveable of all joints - all directions

hinge joint

angular movement in a singular plane

plane joint

flattened or curved faces

scoliosis

lateral deviation of the normal vertical line

kyphosis

a forward curvature of the back bones - upper back

lordosis

a curvature of the back bones - low back

synovial capsule

holds bones together - brace

synovial membrane

lines synovial capsule that secretes synovial fluid

synovial cavity

space in the synovial joint

synovial fluid

fluid in the synovial joint

medial collateral ligament

re-enforces the joint

lateral collateral ligament

re-enforces the joint

anterior cruciate ligament

crosses between the synovial joint

posterior cruciate ligament

crosses between the synovial joint

fontanels

Gaps between a baby's skull that slowly close up during the first 18 months of life

dislocation

complete displacement of joint surfaces

reduction

return bone to normal position (by manipulation)

arthroscopic surgery

treat joint problems

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