in Neural Control and Coordination (Nervous System) by

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Following are the functions of the meninges:

  1. Meninges are protective and nutritive.
  2. The CSF in the meninges acts as the shock absorber and hence it protects the brain from mechanical injuries.
  3. It maintains constant pressure inside cranium although changes in pressure and volume may occur in the blood of cranial vessels.
  4. The CSF in the meninges helps in exchange of nutrients and wastes between blood and brain tissue.
  5. It helps in the supply of oxygen to brain.
  6. It protects the brain from desiccation.
  7. The spinal cord has additional space outside the dura mater known as epidural space. It contains adipose tissue, which protects spinal cord from friction with vertebral column.
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