Csf

48 Questions | Total Attempts: 1820

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Brain Quizzes & Trivia

Questions and Answers
  • 1. 
    Cerebral Spinal Fluid
    • A. 

      Cushions the brain

    • B. 

      Regulates brain extracellular fluid

    • C. 

      Allows Distribution of neuroactive substances

    • D. 

      Collects waste products produced by the brain

  • 2. 
    You would take a CSF Collection for
    • A. 

      Evaluation of neurological disorders

    • B. 

      Evaluation of Muscular Disorders

    • C. 

      Evaluation of Motor Disorders

    • D. 

      None

  • 3. 
    CSF is collected aseptically
    • A. 

      From anesthetized patient into the subarachnoid space of the spinal column

    • B. 

      From unanesthetized patient into the subarachnoid space of the spinal column

    • C. 

      From anesthetized patient into the lowerarachnoid space of the spinal column

    • D. 

      From unanesthetized patient into the lowerarachnoid space of the spinal column

  • 4. 
    Patient should be in which recumbency for a CSF collection
    • A. 

      Lateral, Neck Flexed

    • B. 

      Sternal, Neck Flexed

    • C. 

      Lateral, Neck relaxed

    • D. 

      Sternal, Neck relaxed

  • 5. 
    Fluid from the cerebral spinal fluid is collected into a
    • A. 

      EDTA Tube

    • B. 

      Plain Tube

    • C. 

      Green Tube

    • D. 

      Blue Tube

    • E. 

      Two of the Above

    • F. 

      Two of the Above

  • 6. 
    CSF is collected by free flow and not aspiration
    • A. 

      True

    • B. 

      False

  • 7. 
    Plain tube is centrifuged and supernatant is used for biochemical tests:
    • A. 

      Protein

    • B. 

      Glucose

    • C. 

      Lactate

    • D. 

      Creatinine levels

    • E. 

      Carbohydrates

    • F. 

      Fibre

  • 8. 
    Normal CSF is what colour
    • A. 

      Colourless and Transparent

    • B. 

      Yellow- Straw and Transparent

    • C. 

      Yellow-Straw and Opaque

    • D. 

      Colourless and Opaque

  • 9. 
    CSF has a high protein concentrations and few cells
    • A. 

      True

    • B. 

      False

  • 10. 
    Yellow is referred to as xanthochromia - due to the erythrocytic breakdown products or a elevated serum bilirubin concentration
    • A. 

      True

    • B. 

      False

  • 11. 
    There are _____ present before turbidity is noticed in CSF
    • A. 

      500 cells/ul

    • B. 

      200 cells/ul

    • C. 

      1000 cells/ul

    • D. 

      300 cells/ul

  • 12. 
    Gross Turbidity of CSF is contamination in the procedure with
    • A. 

      Peripheral blood

    • B. 

      Venous Blood

    • C. 

      Bone Fragment

    • D. 

      Tissue Cells

  • 13. 
    When doing a cell count of the CSF keep in consideration that
    • A. 

      They deteriorate rapidly after collection

    • B. 

      You need to wait 1 hour after its been placed in the fridge

    • C. 

      You need to wait 1 hour after its been placed in the freezer

    • D. 

      Only view it once stained and wait 10 mins

  • 14. 
    Prepare a nucleated cell count with Rosenthal's Solution Preparation because it
    • A. 

      Lyses RBC's

    • B. 

      Allows the sample to stay fresh longer

    • C. 

      Lyses WBC's

    • D. 

      Allows the RBC's to pop out more

  • 15. 
    Supernatant removed and direct smear made from resuspended sediment. Air dry, and Stain. Small number of cells present in these smears.
    • A. 

      Low Speed Centrifugation

    • B. 

      Gravitational Sedimentation

    • C. 

      Smear Technique

    • D. 

      Rotation Technique

  • 16. 
    Chamber from syringe or glass test tube, Dip in wax and mount on slide. Cells in 1ml CSF allowed to settle for 30 mins. Remove supernatant carefully and tube as well as air dry and stain.
    • A. 

      Gravitational Sedimentation

    • B. 

      Low Speed Centrifugation

    • C. 

      Smear Technique

    • D. 

      Wax Sedimentation

  • 17. 
    Filter holders attach to syringe. CSF is diluted in ethanol and injected through filter at 1 drop/sec. Cells collected but are in different planes of focus.
    • A. 

      Membrane Filtration

    • B. 

      Low Speed Centrifugation

    • C. 

      CSF Filtration

    • D. 

      Ethanol Filtration

  • 18. 
    Centrifuge for slides. Cells concentrate within small area. Excellent cellular morphology but has increased vacuolization of cells.
    • A. 

      Cytocentrifugation

    • B. 

      Low Speed Centrifugation

    • C. 

      High Speed Centrifugation

    • D. 

      Membrane Filter

  • 19. 
    Centrifuge for slides. Cells concentrate within small area. Exccellent cellular morphology but has increased vacuolization of cells especially in
    • A. 

      Macrophages

    • B. 

      Eosinophils

    • C. 

      Monocytes

    • D. 

      Neutrophils

  • 20. 
    Ammonium sulfate solution overlaid with 1ml CSF. Allowed to stand 3 mins. Junction between fluids should remain clear.
    • A. 

      Nonne-Apelt Test

    • B. 

      Sulfosalicylic Acid Test

    • C. 

      Trichloroacetic Acid Test

    • D. 

      Protein Electrophoresis

  • 21. 
    Ammonium sulfate solution overlaid with 1ml CSF. Allowed to stand 3 mins. Junction between fluids should remain clear. ________ increased a white-gray zone forms at junctions this is graded subjectively from 1+ to 4_.
    • A. 

      Immunoglobins

    • B. 

      Reticulocytes

    • C. 

      Thrombocytes

    • D. 

      Vacoulization

  • 22. 
    0.5 ml CSF to 4.5ml acid, mix, 10 mins stand. Optical density of mixture is read at 420 nm and compared to a protein standard treated the same way
    • A. 

      Sulfosalicylic acid test

    • B. 

      Nonne-Apelt test

    • C. 

      Trichlororacetic Acid Test

    • D. 

      Protein Electrophoresis

  • 23. 
    0.5ml CSF added to 1.5ml acid 5% conc. Mix, 5min stand. Optical density of mmixture read at 420nm and compared to standard treated the same
    • A. 

      Trichloroacetic Acid Test

    • B. 

      Nonne-Apelt test

    • C. 

      Sulfosalicylic acid test

    • D. 

      Protein Electrophoresis

  • 24. 
    Electrical field to separate the proteins into groups of similar size, shape, and charge.
    • A. 

      Protein Electrophoresis

    • B. 

      Trichloroacetic Acid Test

    • C. 

      Nonne-Apelt Test

    • D. 

      Sulfosalicylic Acid Test

  • 25. 
    ​Protein Electrophoresis, when used causes peripheral blood to _________ protein concentrations
    • A. 

      Increase

    • B. 

      Decrease

    • C. 

      Neutralize

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