Asked by Stephanie Roman-Pavajeau on Sep 24, 2024

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Which of the following is NOT true of the cranial meninges?

A) The pia mater is attached to the outer surface of the brain.
B) The arachnoid mater is the middle layer of the meninges.
C) The dura mater is a single layer around the brain, just as it is around the spinal cord.
D) The subarachnoid space contains cerebrospinal fluid.
E) All of these are true of the cranial meninges.

Arachnoid Mater

One of the three protective membranes (meninges) that surround the brain and spinal cord, located between the dura mater and pia mater.

Pia Mater

The innermost layer of the meninges, which closely envelops the brain and spinal cord.

Dura Mater

The outermost and toughest of the three layers of the meninges that surround the brain and spinal cord, providing protection.

  • Identify the structure and function of the cranial meninges.
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RR
Rohan Rathore1 day ago
Final Answer :
C
Explanation :
The dura mater around the brain is actually a double layer, with the potential space between the two layers forming the dural venous sinuses. The dura mater around the spinal cord is a single layer.