Where Would a Needle Be Inserted in Order to Perform

Question

Where would a needle be inserted in order to perform a spinal tap?
A) dura mater
B) subdural space
C) subarachnoid space
D) epidural space

Accepted Answer

A needle is inserted into the subarachnoid space between the arachnoid and pia mater membranes to perform a spinal tap. This space contains cerebrospinal fluid that can be collected for diagnostic purposes.