The brain and spinal cord are protected and cushioned by three connective tissue membranes that are collectively called ________.
A) ventricles
B) arachnoid villi
C) meninges
D) sinuses

Question

Quizplus · Accepted Answer

The three connective tissue membranes that protect and cushion the brain and spinal cord are called the meninges. The ventricles are fluid-filled cavities within the brain, the arachnoid villi are small protrusions of the arachnoid membrane that help reabsorb cerebrospinal fluid, and sinuses are air-filled spaces in the skull.

The Brain and Spinal Cord Are Protected and Cushioned by Three