Stras: CSF Flashcards
1
Q
- The functions of the CSF include all of the
following except:
A. Removal of metabolic wastes
B. Producing an ultrafiltrate of plasma
C. Supplying nutrients to the CNS
D. Protection of the brain and spinal cord
A
B. Producing an ultrafiltrate of plasma
2
Q
- The CSF flows through the:
A. Choroid plexus
B. Pia mater
C. Arachnoid space
D. Dura mater
A
C. Arachnoid space
3
Q
- Substances present in the CSF are contolled by the:
A. Arachnoid granulations
B. Blood-brain barrier
C. Presence of one-way valves
D. Blood-CSF barrier
A
B. Blood-brain barrier
4
Q
- The CSF tube labeled 3 is sent to:
A. The hematology department
B. The chemistry department
C. The microbiology department
D. The serology department
A
A. The hematology department
5
Q
- The CSF tube that should be refrigerated is:
A. Tube 1
B. Tube 2
C. Tube 3
D. Tube 4
A
C. Tube 3
6
Q
Even distribution of blood in all tubes
A
Intracranial hemorrhage
7
Q
Xanthochromic supernatant
A
Intracranial hemorrhage
8
Q
Concentration of blood in tube 1 is greater than in tube 3
A
Traumatic tap
9
Q
Specimen contains clots
A
Traumatic tap
10
Q
The presence of xanthochromia can be caused by all of the following except:
A. Immature liver function
B. RBC degradation
C. A recent hemorrhage
D. Elevated CSF protein
A
C. A recent hemorrhage
11
Q
- A web-like pellicle in a refrigerated CSF specimen is indicative of:
A. Tubercular meningitis
B. Multiple sclerosis
C. Primary CNS malignancy
D. Viral meningitis
A
A. Tubercular meningitis
12
Q
- Given the following information, calculate the CSF WBC count: cells counted, 80; dilution, 1:10; large Neubauer squares counted, 10.
A. 8
B. 80
C. 800
D. 8000
A
C. 800
13
Q
- A CSF WBC count is diluted with:
A. Distilled water
B. Normal saline
C. Acetic acid
D. Methylene blue
A
C. Acetic acid
14
Q
- A total CSF cell count on a clear fluid should be:
A. Reported as normal
B. Not reported
C. Diluted with normal saline
D. Counted undiluted
A
D. Counted undiluted
15
Q
- The purpose of adding albumin to CSF before cytocentrifugation is to:
A. Increase the cell yield
B. Decrease the cellular distortion
C. Improve the cellular staining
D. Both A and B
A
D. Both A and B