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fibrous jnts/synarthroses
result when collagen fibers from one bone penetrate the adjacent bone=anchoring them in place
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adult skull suture joints are what kind
fibrous
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arthrology
study of joint structure, function
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cartiliginous joints
two bones joined by cartilage
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amphiarthroses
cartilage joints
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symphysis
pad of cartilage in pubis region
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vertebral discs are what kind of joints
cartiliginious
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synovial/diarthroses joints
freely moveable, most numerous/versatile
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synovial joints contain the following 6
joint capsule, synovial membrane, joint cavity, syn. fluid, articular cart, ligaments
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joint capsule
sheet of conn tiss enclosing jnt cavity
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synovial membrane
moist, slippery membrane lining inside of jnt cap
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joint cavity
smal space bw bones allows freedom of movement
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synovial fluid
slippery, viscous fluid consistency of egg white; lubes jnts, nourish cart, removes debris
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articular cart
thin layer hyaline cart on bone surface. friction-free movement
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ligaments
tough cords of connective tiss binds bones together
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bursa
small sacs of synovial fluid, facilitate movement and ease friction
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pivot joint
rotates 1st and 2nd vert
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ball and socket
wide range - shoulder
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condyloid
flexion - wrist
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saddle
side to side thumb
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hinge
back and forth - elbow
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humeroscapular joint is the
shoulder
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tibiofemoral jnt
knee, largest
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