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5 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Normal Synovial Joint
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diartherodial joint
two bones covered by articular cartilage, connective tissue capsule lined by synovial cells resists wear, absorbs shock, weight distribution collagen fibers in cartilage arranged in loops |
articular cartilage
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Synovial Fluid
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made in villi of synovium
delivers oxygen and nutrients to chondrocytes lubricates join surfaces clear, viscous, few inflammatory cells, glucose level same as serum |
nutrients and lubrication
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Normal Joint Matrix
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made by chondrocytes
contains type 2 collagen, proteoglycans, water, and enzymes |
chondrocytes
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Degenerative Joint Disease vs. RA
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older people
"wear and tear" arthritis knees, hips, facet joints (lumbar spine), PIP and DIP non-inflammatory |
age, type, joints, inflammatory?
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Rheumatoid Arthritis vs. DJD
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any age
relapsing and destructive arthritis more proximal joints = MI and PIP (in hands), cervical spine, wrist, ankle, shoulder, elbow chronic inflammatory |
age, type, joints, inflammatory?
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