4 - Vertrbral Column

4 - Vertrbral Column - Foundations of Occupation:...

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Foundations of Occupation: Kinesiology The Vertebral Column Lecture 4 Summer 2010
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Overview: Introduction: Functions of the Vertebral Column Vertebral Segments and Curves Vertebrae and Vertebral Joints Motions of the Vertebral Column and Pelvis Ligaments of the Vertebral Column Muscles of the Vertebral Column
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Major Functions of the Vertebral Column Protects Spinal Cord Links Extremities Provides a stable base, a source of attachment Proximal stability contributes to distal mobility Support and Pivot Point for Head and Neck Trunk Flexibility/Mobility Allows for Movement in All Planes of the Body
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Vertebral Segments and Curves Cervical (7) Thoracic (12) Lumbar (5) Sacrum (5 fused) Coccyx (4)
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Vertebral Column Posterior View
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Vertebral Column Lateral View
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Primary Curves Secondary Curves Posterior Convexity
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Vertebral Curves Posterior tilt may cause flattened or reversed lumbar curve Lordosis - exaggerated anterior pelvic tilt affects lumbar curve Kyphosis - exaggeration of the thoracic curve
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Pathological Vertebral Curve Scoliosis - pathological curve in the frontal plane causing rotation of the vertebrae
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VERTEBRAE AND VERTEBRAL JOINTS
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Structure of Vertebrae Vertebral Bodies – excluding atlas and axis, all attach to each other via symphyses Processes
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4 - Vertrbral Column - Foundations of Occupation:...

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