Articulations-3

Articulations-3 - Joint classifications: by function:...

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Joint classifications: by function: Synarthroses Amphiarthroses Diarthroses by structure: Fibrous (sutures, syndesmoses, gomphoses) Cartilaginous (synchondroses, symphyses) Synovial
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Fibrous joints 1. Suture: •Thin fibrous layer •Synarthrotic •Ossifies in adults = synotosis 2. Syndesmosis •Substantial fibrous layer Ampiarthrotic •Distal tibiofibular,
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3. Gomphosis •Periodontal ligament •Cone shape peg in socket synarthrotic
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Cartilaginous joints: 1. Synchondrosis Hyaline cartilage •Synarthrotic or amphiarthrotic •Epiphyseal plates, sternocostal joints 2. Symphysis •Fibrocartilage disc Amphiarthrotic •Intervertrbral joints Pubic symphysis
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Diarthrotic •Articular capsule •Synovial membrane •Articular cartilage •5-7mm •Accessory structures •Extracapsular L Intracapsular L Menisci Bursae Synovial joints
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Synovial joint types Planar (gliding) •Nonaxial Flat surfaces mostly •Tarsals, carpals •Ribs/vertebrae Hinge •Monaxial •Movements •flexion •extension •hyperextension
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Articulations-3 - Joint classifications: by function:...

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