Pia Mater. Mater, Pia . Maters, Pia . Pia Maters . The innermost layer of the three meninges covering the brain and spinal cord. It is the fine vascular membrane that lies under the ARACHNOID and the DURA MATER. . 0.57
Dura Mater. Falx Cerebelli . Pachymeninx . Cerebelli, Falx . The outermost of the three MENINGES, a fibrous membrane of connective tissue that covers the brain and the spinal cord. . 0.53
Arachnoid. Arachnoid Mater . Arachnoid Maters . Arachnoids . Mater, Arachnoid . Maters, Arachnoid . A delicate membrane enveloping the brain and spinal cord. It lies between the PIA MATER and the DURA MATER. It is separated from the pia mater by the subarachnoid cavity which is filled with CEREBROSPINAL FLUID. . 0.52
Subarachnoid Space. Space, Subarachnoid . Spaces, Subarachnoid . Subarachnoid Spaces . The space between the arachnoid membrane and PIA MATER, filled with CEREBROSPINAL FLUID. It contains large blood vessels that supply the BRAIN and SPINAL CORD. . 0.48