ANDREI
D. Transferrin receptor correct answers Which laboratory result is most
useful in
distinguishing iron deficiency anemia from anemia of chronic
disease?
A. Serum
iron
B.
MCV
C.
Hemoglobin
D. Transferrin
receptor
D. Schistocytes correct answers Replacement of cardiac valves by
artificial plastic
prosthetic devices may result in enough damage and destruction to the red
blood cell
cause to of varying severity. This has been aptly called the "WARING
anemia
BLENDER
SYNDROME". In this situation, the stained blood smear
characteristically shows:
A.
Acanthocytes
B.
Echinocytes
C.
Codocytes
D.
Schistocytes
C. Increased levels of hemoglobin correct answers Any turbidity in a
peripheral will
specimen blood
result in a falsely elevated hemoglobin determination.
Which of the
following is NOT a potential source of
turbidity?
A.
Lipemia
B. Increased leukocyte
counts
C. Increased levels of
hemoglobin
D. Presence of
hemoglobin S
C. Heinz bodies correct answers inclusions cannot be stained and
visualized with
Romanowsky
stains?
A. Pappenheimer
bodies
, B. Howell-Jolly
bodies
C. Heinz
bodies
D. Basophilic
stippling
C. 1:50,000 correct answers What is the dilution for the RBC count in
automated
counting
instruments?
A.
1:5
B.
1:500
C.
1:50,000
D.
1:2,500
A. Von Willebrand disease and Bernard Soulier syndrome correct
answers Platelet
aggregation studies revealed normal aggregation curves with collagen,
epinephrine
ADP, and
but an abnormal aggregation curve with ristocetin. Based on these
findings,
is what
the differential
diagnosis?
A. Von Willebrand disease and Bernard Soulier
syndrome
B. Storage pool disease and Glanzmann
thrombasthenia
C. Glanzmann thrombasthenia and Von
Willebrand's
D. Bernard Soulier syndrome and Storage
pool dse
B. 1:500 correct answers What is the dilution for the WBC count in
automated counting
instrument
s?
A.
1:5
B.
1:500
C.
1:50,000
D.
1:2,500
B. Positive error correct answers Aperture plugs are probably most common
problem
cell in
counting. It is associated
with:
A. Negative
error
B. Positive
error