ASCP MLT EXAM BANK | FREQUENTLY TESTED
QUESTIONS WITH CORRECT ANSWERS |
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What is the coefficient of variation if the mean is 90 and the
standard deviation is 5.48?
2.75
6.09
5.68
30 - ✔✔✔ Correct Answer > B. 6.09
Feedback:
CV= SD/meanX100,
(5.48/90)X100= 6.09.
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Which of the following condition is the most common cause of
increase anion gap?
A.Metabolic alkalosis
B. Metabolic acidosis
Respiratory acidosis
Respiratory alkalosis - ✔✔✔ Correct Answer > B. Metabolic acidosis
High anion gap metabolic acidosis is caused generally by the
body producing too much acid or not producing enough
bicarbonate. This is often due to an increase in lactic acid or
ketoacids, or it may be a sign of kidney failure. More rarely, high
anion gap metabolic acidosis may be caused by ingesting
methanol or overdosing on aspirin.
Which of the following enzymes has the longest elevation after
Myocardial Infarction (MI)?
CK-MB
Myoglobin
Troponin
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AOTA - ✔✔✔ Correct Answer > C. Troponin
Troponin is elevated up to 10-14 days after Myocardial Infarction.
Lactic acid specimen:
Chilled and separated from cells
Heated
Room temperature
Request EDTA sample only - ✔✔✔ Correct Answer > A. Chilled and
separated from cells
Feedback Special Handling: No tourniquet. Place on ice
immediately and deliver to lab or aliquot within 15 minutes. DO
NOT FREEZE WHOLE BLOOD SPECIMEN.
Specific gravity measured by refractometer: 1.035. Protein and
glucose both trace in reagent strip:
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Presence X-ray medium
Albuminuria
Glucosuria
Normal - ✔✔✔ Correct Answer > A. Presence X-Ray medium
Feedback Xray medium/Radiographic dye can cause erroneous
results in urine specific gravity measurement.
A patient with walking pneumonia is being treated with penicillin.
State one possible condition why the patient is not recovering:
The organism produces beta lactamase
The organism has no cell wall
The organism has capsule
The organism produces an enzyme that neutralizes the antibiotic
- ✔✔✔ Correct Answer > B. The organism has no cell wall.