Articulations

Articulations - Articulations o Structural Bony...

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Articulations o Structural Bony (synostrosis) Fibrous Structure determines function o High congruity- Little movement, but resistant to dislocation o Low Congruity- High mobility, but little resistant to dislocation o Movement is ultimately determined by three factors The way the articulating surfaces fit together The flexibility of the tissues that bind the bones together The position of the ligaments, tendons, and joints Structural Classification of Joints o Synostosis (Bony Joint) Immovable joint Usually from the fusion of bones in childhood- ossification o Firbous Joints All connected by dense regular CT o Synarthroses (Fibrous Joints) Sutures, Gomphoses, Sydesmosis Syndesmosis o Most mobile of all fibrous joints o Interosseous ligaments o Cartilaginous Joints
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Ampiarthrosis Synchondroses o Hyaline cartilage between two bones o Ribs o Pubis Symphyses o Fibrocartilage sandwiched between two plates of hyaline cartlage
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Articulations - Articulations o Structural Bony...

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