Adhering to the surface of the brain is the

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Quizplus · Accepted Answer

The pia mater is the innermost layer of the meninges, which is a set of three membranes that cover and protect the brain and spinal cord. The pia mater adheres closely to the surface of the brain, while the arachnoid and dura mater are the external layers. The tough mother is not a valid term for any of the layers of the meninges, and CSF (cerebrospinal fluid) is a liquid that circulates within the meninges, but does not adhere to the surface of the brain.

Adhering to the Surface of the Brain Is the