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CSF Tube 1

Chemistry and serology

Frozen

Microbiology

Room temp

Hematology

Refrigerated

Traumatic tap

Even distribution of blood

Uneven distribution of blood

Xanthochromic supernatant

Clot formation

Intracranial hemorrhage

Even distribution of blood

Uneven distribution of blood

Xanthochromic supernatant

Clot formation

WBCs <1000 ul

Normal glucose leve

Neutrophils <30%

WBCs 2000-75000 ul

Neutrophils 65%

Possible autoantibodies present

WBCs up to 100000 ul

Decreased glucose

Milky fluid

Yellow green fluid

WBCs 50000-100000 ul

Neutrophils >75%

WBCs equal to blood

Normal glucose

Low viscosity

Which of the following is/are function/s of amniotic fluid?

1. Protective cushion for the fetus

2. Allow fetus movement

3. CO2 and O2 exchange

4. Protect fetus from extreme temperature changes

1, 2, 4

1 only

1 and 2

1, 2, 3

Which of the following is an indication of bacterial endocarditis?

Pericardial fluid greater than 1000 WBCs/ul with high percentage of neutrophils.

Pericardial fluid greater than 1000 WBCs/ul with high percentage of lymphocytes.

Pericardial fluid greater than 100 WBCs/ul with high percentage of neutrophils.

Pericardial fluid greater than 100 WBCs/ul with high percentage of lymphocytes.

Which laboratory data reflect blunt trauma case?

RBC count >10000/ul

RBC count >100000/ul

WBC count >10000/ul

WBC count >100000/ul

Which of the following would be an indication of exudate?

WBC count >1000/L and RBC count >100000/L

WBC count >100/L and RBC count >10000/L

WBC count <1000/L and RBC count <100000/L

WBC count <100/L and RBC count <10000/L

Why might a creatinine level be requested on an amniotic fluid?

Detect oligohydramnios

Detect polyhydramnios

Differentiate amniotic fluid from maternal urine

Evaluate lung maturity

Amniotic fluid specimens are placed in amber colored tubes prior to sending them to the lab to prevent destruction of:

Bilirubin

AFP

Lecithin

Cells for cytogenetic testing

Which of the following statements is true?

Normal values for mononuclear cells are higher for infants than adults

Absolute neutrophilia is not significant if the total WBC count is less than 25/ul

The first aliquot of CSF should be sent to the microbiology lab.

Neutrophils compose the majority of WBCs in normal CSF.

Which cell is present in the CSF in greater numbers in newborns than in adults?

Eosinophils

Lymphocytes

Monocytes

Neutrophils

Predominant WBCs in neurosyphilis.

Eosinophils

Reticulocytes

Lymphocytes

Neutrophils

Elevated WBC count marked protein elevation, lactate level >35 mg/dl, neutrophils present.

Viral meningitis

Bacterial meningitis

Fungal meningitis

Tubercular meningitis

Elevated WBC count, normal glucose level, moderate protein elevation, normal lactate level.

Viral meningitis

Bacterial meningitis

Fungal meningitis

Tubercular meningitis

Elevated WBC count, lymphocytes and monocytes present, pellicle formation, decreased glucose level.

Viral meningitis

Bacterial meningitis

Fungal meningitis

Tubercular meningitis

Elevated WBC count, lymphocytes and monocytes present, positive C. neoformans, lactate level >25 mg/dl

Viral meningitis

Bacterial meningitis

Fungal meningitis

Tubercular meningitis

Following a head injury, which protein will identify the presence of CSF leakage through the nose?

Albumin

Transthyretin

Tau protein

Myelin basic protein

Most frequent cause of bacterial meningitis in neonates.

S. aureus

S. pneumoniae

Group B streptococci

K. pneumoniae

CSF glucose if the plasma glucose is 120 mg/dl

64 mg/dl

96 mg/dl

100 mg/dl

75 mg/dl

What is the term for sperm when the anterior portion of the headpiece is smaller than normal?

Azoospermia

Necrospermia

Microcephaly

Acrosomal deficiency

What is the term used to describe immobile or dead sperm cells.

Azoospermia

Necrospermia

Microcephaly

Acrosomal deficiency

In which part of the digestive tract do pancreatic enzymes and bile salts contribute to digestion?

Large intestine

Liver

Stomach

Small intestine

Normal amount of fluid in adult joint cavity.

>3.5 ml

< 3.5 ml

>3.5 L

< 3.5 L

In ropes clot test, normal synovial fluid will:

1. Form a solid clot when added to glacial acetic acid

2. Form a friable clot when added to HCl

3. Form a solid clot when added to hyaluronidase

4. Form no clot when added to glacial acetic acid

1, 2, 4

1, 2, 3

1, 3

2 only

Majority of crystal-induced arthritis is attributed to:

Calcium oxalate

Calcium pyrophosphate

Monosodium urate

Apatite

Use of powderized lithium heparin may interfere with:

Cell count

Glucose test

Crystal identification

Differential count

Strongly blue birefringent crystal.

Monosodium urate

Calcium oxalate

Calcium pyrophosphate

Apatite

Strongly yellow birefringent crystal.

Monosodium urate

Calcium oxalate

Calcium pyrophosphate

Apatite

Needle aspiration for heart cavity.

Arthrocentesis

Pericardiocentesis

Thoracentesis

Amniocentesis

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