The Characteristics and Functions of the Meninges

The meninges are a trio of membranes that cover and protect the central nervous system, composed of the spinal cord (inside the spinal column) and the encephalon (inside the skull). They’re placed on top of one another. The most superficial layer consists of the meninx dura mater, the arachnoid, and the deepest layer, or the pia mater. The arachnoid and the pia mater are the cerebrospinal fluid in the space between. This fluid plays a protective role in the brain. This is because it reduces the damage experienced in the event of a blow or fall. Several diseases can get…