The pressure of cerebrospinal fluid is usually measured by introducing a hollow needle between lumbar vertebrae into the __________.
A) dura mater
B) pia mater
C) arachnoid mater
D) subarachnoid space
E) epidural space

Question

Quizplus · Accepted Answer

The pressure of cerebrospinal fluid (CSF) is measured by introducing a hollow needle into the subarachnoid space, which is the space where CSF flows around the brain and spinal cord. This procedure is known as a lumbar puncture or spinal tap.

The Pressure of Cerebrospinal Fluid Is Usually Measured by Introducing