Spinal cord, Biology

Spinal cord
  1. Spinal cord is a long and cylindrical structure.
  2. It passes through the vertebral column extending all along the dorsal surface of trunk.
  3. Vertebrae of the vertebral column protect the spinal cord from injuries. 
  4. In a cross - section the grey matter appears like a butterfly or in the shape of letter ‘H'.
  5. Each segment of the ‘H' shaped grey matter is called horn. So it has dorsal horns and verntral horns which give the shape to it.
  6. In the middle of the greymater is a canal called spinal canal.
Posted Date: 8/29/2012 5:23:21 AM | Location : United States







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