Answer: Both are found in the central nervous system that is, the brain and the spinal cord. Both serve as forms of protection and support to the central nervous system.
Explanation: Meninges is a membranous envelope that offers a protective covering to the brain and the spinal cord against trauma. It is made up of three parts: pia mater, arachnoid and dura mater.
Cerebrospinal fluid is a liquid which flows in the space between the arachnoid mater and the pia mater. It serves as a cushion to the brain and the spinal cord against trauma and provides mechanical and immunological protection to the brain.
