What are meninges?

Meninges are indeed the three membranes that cover and protect the brain and spinal cord. These membranes play a crucial role in the central nervous system by providing structural support and creating a barrier that helps shield the brain and spinal cord from injury. The three layers of meninges consist of the dura mater, arachnoid mater, and pia mater, each with distinct characteristics and functions. The dura mater is the tough outer layer, the arachnoid mater is the middle, web-like layer, and the pia mater is the delicate inner layer that adheres closely to the surface of the brain and spinal cord.

Understanding the role of the meninges is vital in various medical fields, particularly in neurology and during surgical procedures involving the central nervous system, as any disruption or infection in these membranes can lead to severe health issues such as meningitis or other neurological conditions.