MLS ASCP Exam COMPREHENSIVE QUESTIONS
AND VERIFIED ANSWERS 2025(GRADED A+)
DETAILED ANSWERS!!
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Rh antibodies show enhanced reactivity with enzyme
pretreated cells. The M and Fya antigens are cleaved
from enzyme pretreated cells and therefore there
c antigen is most common would be no reaction between enzyme pretreated
in blacks and whites; anti- cells and serum containing anti-M or anti-Fya. The
c would be most common incidence of the c antigen is 80% in whites and 96% in
reactive blacks. The incidence of the E antigen is 29% in whites
and 22% in blacks. Increased reactivity with enzyme
pretreated cells and incompatible results with 8 of 10
donor units is most likely due to anti-c.
Procainamide NAPA
loose clusters of small Trichophyton mentagrophytes
spherical microconidia,
positive urease
BHCG tumor marker chorocarcinoma
5HIAA carcinoid tumors
Proteus vulgaris vs P. P. vulgaris is indole pos. P. mirabilis is indole neg
mirabilis indole test
Hydatid cyst fluid used to neutralize Anti-P1 antibody
Antacid overdose Check pH
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,17/06/2025, 10:21 MLS ASCP Exam COMPREHENSIVE QUESTIONS AND VERIFIED ANSWERS 2025(GRADED A+) DETAILED ANSWERS!! Flas…
Prolonged PT, PTT, and heparin contamination
thrombin after collecting
from catheter
mixing study that was DRVVT (Dilute Russell Viper Venom Test)
performed with a
prolonged PTT that
couldn't be corrected
two pt's ran in duplicate check the CaCl/phospholipid reagent delivery
(PT and PTT). The PTT
seemed to always be
prolonged but PT looked
ok
Patient is on coumadin Decreased protein C
therapy, what will be
affected
Lot's of stomatocytes Liver disease
Burr cells Uremia
Picture of target cells with anti-lysing target cells are what increased the white
hemoglobin C crystals. count? Erythrocytes containing hemoglobin C do not
The white count was high lyse normally (sickle cell diseases)
on instrument 1, so a
second instrument was
used with a stronger lysing
agent, and the white count
was corrected
A sodium citrate tube was recollect with decreased anticoagulant. high hct
drawn for a HCT on a pt (>55%) causes low plasma so you need less
but the hematocrit was anticoagulant
abnormal
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, 17/06/2025, 10:21 MLS ASCP Exam COMPREHENSIVE QUESTIONS AND VERIFIED ANSWERS 2025(GRADED A+) DETAILED ANSWERS!! Flas…
Question that gives a red check for lipemia (elevates HGB)
blood cells count, HGB,
and HCT. I did the rule of
3 and found that the HGB
didn't meet the rule of 3
because it was too high
PBS with an elevated Prussian blue for howell jolly bodies made of iron.
reticulocyte count and Prussian blue stain, which is not taken up by
howell jolly bodies in the reticulocytes, is helpful in differentiating the two.
RBC's
what is composed of howell jolly bodies
DNA?
vibration, tilting of tube, higher temps, >1 hr test time,
what falsely increases ESR
improper mixing of blood, improper dilution
Polycythemia, Microcytosis (Hb C), Sickle cells,
spherocytes, Anti-inflammatory medications,
factors decreasing ESR
Hypogammaglobulinemia, Hypofibrinogenemia (DIC),
High WBC count, Hyperviscosity
Anemia, Macrocytosis, Female gender, Age >50 years,
Factors increasing ESR Obesity, Pregnancy, Hypercholesterolemia, cancer,
multiple myeloma, rouleaux, infections, inflammation
what falsely decreases low blood/ room temps, air bubbles, tests <1 hr,
ESR improper mixing of blood, improper dilution
lactic acid collection separate from serum and put on ice
coefficient of variation (standard deviation/ mean) X 100
Used to measure free carbon dioxide ions by
Carbon dioxide electrode detecting pH. The change in pH is measured by an
measures what internal pH sensor, which is proportional to the
carbon dioxide level.
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