Question

question 24

the external layer of the meninges is the:

a subarachnoid granulations

b dura mater

c arachnoid mater

d pia mater

Explanation:

The meninges have three layers. The dura mater is the outermost (external) tough layer. The arachnoid mater is the middle layer, and the pia mater is the innermost layer. Subarachnoid granulations are structures related to cerebro - spinal fluid drainage, not a meningeal layer.

Answer:

B. dura mater