Answers
1. What feature is most often Howell-Jolly bodies
found with patients with a
splenectomy on a Wright's
stained blood smear?
2. Patients with antibody to Surface antigen (HbSAg)
the following antigen are
immune to Hepatitis B:
3. Which two of the following ASO titer and Anti-DNase B
tests are helpful for docu-
menting previous Strepto-
coccal throat and skin infec-
tions:
4. In mass spectrometry, the Minimum energy required for the appearance of a particular
"appearance potential" is fragment ion in mass spectrum
defined as the:
5. What is generally accepted 7.2
as the lower threshold val-
ue for semen pH from fer-
tile males?
6. Coulometry: An automated method for measuring chloride which generates
silver ions in the reaction
7. Erythroleukemia: Also known as Acute Myelogenous Leukemia type M6. This type is
associated with either the presence of both erythroid and myeloid
precursors OR strictly erythroid precursors.
8. Myelomonocytic leukemia Is associated with an increase in myeloid and monocytic cell pre-
cursors, but not red blood cell precursors
, ASCP MLS UPDATED ACTUAL Questions and CORRECT
Answers
9. Species that are Lysine (+), Enterobacter aerogenes, Edwardsiella species and most Serratia
arginine (=) and ornithine species
(+):
10. Lysine reaction for all Cit- Negative
robacter:
11. Key identifying characteris- negative reactions for the three decarboxylases commonly tested
tic for Pantoa (Enterobac- ( Lysine, arginine and ornithine)
ter) agglomerans:
12. Which organism is MOST Yersina entercolitica is most likely responsible for septic reactions
likely responsible for septic in transfusions of Red Blood Cells. This organism is usually ac-
reactions associated with quired by ingestion of contaminated food and causes mild symp-
Red Blood Cell transfu- toms of abdominal pain and diarrhea. Growth of Y. entercolitica is
sions? enhanced in iron-rich environments such as red cell components.
13. Gaucher's disease The most common lysosomal storage disease caused by in-
suflcient activity of the lysosomal enzyme glucocerebrosidase
that leads to the deposition of glucocerebroside in cells of the
macrophage-monocyte system.
14. Diseases associated with Chediak-Higashi syndrome (CH), Chronic granulomatous disease
dysfunctions of polymor- (CGD), Myeloperoxidase deficiency (MPO)
phonuclear neutrophils
(PMNs)
15. Nephrotic Syndrome: Caused by damage to the kidneys, especially the basement mem-
brane of the glomerulus; which causes abnormal excretion of
protein and red blood cells in the urine. Fats are also present in
the urine in most cases. A foamy appearance of the urine is a key
characteristic of this condition.
, ASCP MLS UPDATED ACTUAL Questions and CORRECT
Answers
Clinical symptoms include:
Swelling
Weight gain from fluid retention
Poor appetite
High blood pressure
16. Key Biochemical reactions The key biochemical reactions by which the family Enterobacte-
for Enterobacteriaceae: riaceae can be identified include fermentation of carbohydrates,
reduction of nitrates to nitrites and the absence of cytochrome
oxidase activity.
17. ANA See 2 quiz #27
18. Prozone effect: Results in a false positive reaction; is the result of antibody excess
and dilution of antibody can help prevent its occurrence
19. Purpose of a bi-chromat- Minimize the effect of interference
ic analyzer with dual wave-
lengths is:
20. Key characteristics of Mi- Susceptible to bacitracin ("A") and resistant to furazolidone; gram
crococcus: positive cocci in tetras, bacteria cells of micrococcus luteus are
larger than those of the staphylococci and can arrange in tetras
21. What is the glomerular fil- 95 mL/min
tration rate for a patient One method of calculating a glomerular filtration rate is using
with a serum creatinine of creatinine and urine volume to determine creatinine clearance.
2 mg/dL, if the urine crea- The equation is as follows:
tinine was 124 mg/dL and
the urine volume was 2.2 Creatinine Clearance = (urine creatinine X urine flow rate) / plasma
L/24 hrs? creatinine; where urine flow rate = volume in mL /24 hours x h/60
min)