Term
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Definition
Give skeleton mobility
Hold skeleton together |
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Term
| 3 functional classifications of joints: |
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Definition
Synarthroses—immovable
Amphiarthroses—slightly movable
Diarthroses—freely movable |
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Term
Based on material binding bones together and whether or not a joint cavity is present
3 structural classifications: |
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Definition
Fibrous
Cartilaginous
Synovial |
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Term
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Definition
| Bones joined by dense fibrous connective tissue |
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Term
Most are synarthrotic (immovable)
Three types: |
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Definition
Sutures
Syndesmoses
Gomphoses |
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Term
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Definition
Rigid, interlocking joints containing short connective tissue fibers
Allow for growth during youth
In middle age, sutures ossify |
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Term
| Fibrous Joints/ Syndesmoses |
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Definition
Bones connected by ligaments (bands of fibrous tissue)
Movement varies from immovable to slightly movable
Examples:
Synarthrotic distal tibiofibular joint
Diarthrotic interosseous connection between radius and ulna |
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Term
Fibrous Joints:
Gomphoses |
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Definition
Peg-in-socket joints of teeth in alveolar sockets
Fibrous connection is the periodontal ligament |
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