Collective term for three thin layers of tissue (membranes) that separate the brain from the skull. Their function is to protect the brain. They are called the dura mater (outermost), the arachnoid (middle) and pia mater (innermost).
Have you been diagnosed with a brain tumour? Order your free information pack.
- Get support
- Signs & symptoms
- Diagnosis & treatment
- Living with a brain tumour
- Get involved
- Funding for researchers
- About us