Question
Use words from the given list to complete the following paragraph. (Vertebral column, Pia mater, Arachnoid membrane, Meninges, Dura mater)
The central nervous system is covered by three protective coverings collectively called _(1) _. The outermost cover lying below the skull and _(2)_ is double thick and is called _(3) _. The middle covering is thin and vascularised and is called _(4) _. The innermost cover is a very thin delicate membrane and is closely stretched over the outer surface of the Brain and Spinal Cord and is called _(5) _.