Chapter 1 Back and Autonomic Nervous System

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)

• facet joints
• Z-joints
• set of synovial, plane joints between the articular processes of two adjacent vertebrae

• 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