UPDATED ACTUAL Questions and
CORRECT Answers
B - CORRECT ANSWER - The functions of the CSF include all of the following except:
A. Removing metabolic wastes
B. Producing an ultrafiltrate of plasma
C. Supplying nutrients to the CNS
D. Protecting the brain and spinal cord
C - CORRECT ANSWER - The CSF flows through the:
A. Choroid plexus
B. Pia mater
C. Arachnoid space
D. Dura mater
B - CORRECT ANSWER - Substances present in the CSF are controlled by the:
A. Arachnoid granulations
B. Blood-brain barrier
C. Presence of one-way valves
D. Blood-CSF barrier
A - CORRECT ANSWER - What department is the CSF tube labeled 3 routinely sent to?
A. Hematology
B. Chemistry
C. Microbiology
D. Serology
, B - CORRECT ANSWER - The CSF tube that should be kept at room temperature is:
A. Tube 1
B. Tube 2
C. Tube 3
D. Tube 4
B, B, A, A - CORRECT ANSWER - 6. Place the appropriate letter in front of the
statement that best describes CSF specimens in these two conditions:
A. Traumatic tap
B. Intracranial hemorrhage
____ Even distribution of blood in all tubes
____ Xanthochromic supernatant
____ Concentration of blood in tube 1 is greater
than in tube 3
____ Specimen contains clots
C - CORRECT ANSWER - 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 - CORRECT ANSWER - A web-like pellicle in a refrigerated CSF specimen indicates:
A. Tubercular meningitis
B. Multiple sclerosis
C. Primary CNS malignancy
D. Viral meningitis