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Somite
Bilaterally paired blocks of mesoderm that form along the head-to-tail axis of the developing embryo
- Subdivide into:
- Sclerotomes
- Myotomes
- Dermatomes
- Give rise to:
- vertebrae of the vertebral column, rib cage, and part of the occipital bone; skeletal muscle, cartilage, tendons, and skin (of the back)
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Zygapophysial joints
- facet joints
- Z-joints
- set of synovial, plane joints between the articular processes of two adjacent vertebrae
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Whiplash accident
- Range of injuries to the neck caused by or related to a sudden distortion of the neck associated with extension
- Commonly associated with MVA, usually when the vehicle has been hit in the rear
- Affects Anterior longitudinal ligament of vertebrae
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