QuestionSBA
QuestionChoice
Incorrect - The peritoneal cavity is not related to the spinal cord and does not contain CSF. It is the space inside the abdomen that contains abdominal viscera.
10008344
e
Peritoneal Cavity
QuestionChoice
Correct - CSF is found in the subarachnoid space, between the arachnoid mater and the pia mater, of the brain and spinal cord. This is accessed during a lumbar puncture. CSF is also found within the ventricular system of the brain.
10008340
a
Subarachnoid Space
QuestionChoice
Incorrect - The central canal is a small canal that runs through the spinal cord. Lumbar punctures should be taken below the point of spinal cord termination and should never contact the spinal cord.
10008342
c
Central Canal
QuestionChoice
Incorrect - The epidural space is primarily fat-filled. It does not contain any CSF.
10008341
b
Epidural Space
QuestionChoice
Incorrect - The subdural space is a very small potential space between the epidural and subarachnoid space. It does not contain any CSF.
10008343
d
Subdural Space
Concept
Chapter
2693
3751
Meningitis
Topic
141
Neurology
14215
A 47-year-old man presents to Accident and Emergency with neck stiffness, photophobia, and a non-blanching rash. A lumbar puncture is performed.

From which of the following anatomical regions is cerebrospinal fluid (CSF) taken during a lumbar puncture?
a