MLT ASCP BOARD EXAM LATEST 2024-2025 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS
ACD/CPD/CPD2 - correct answer 21 days
CPDA-1 - correct answer 35 days
Infants
HDFN from ABO - correct answer Spherocytes
1st pregnancy
O mother
Permanent deferral - correct answer Hepatitis after 11
HIV
T. Cruzi
CJD
1 unit or PRBC - correct answer Raises hemoglobin 1g and hematocrit 3%
Leukoreduced RBCs - correct answer Less than 5 x 10^6 to prevent febrile non hemolytic
reactions
Cryoprecipitate - correct answer Factor 8
vWF
Fibrinogen
For DIC
6 hours
Platelets 1unit - correct answer 5000 10000
Irradiated blood - correct answer Prevent GVHD
Ulex europaeus - correct answer Anti H lectin
Dolichos biflorus - correct answer Anti A1 lectin
Amount of H greatest to least - correct answer O
A2
B
A1
A1B
,MLT ASCP BOARD EXAM LATEST 2024-2025 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS
Most immunogenicity antigen - correct answer D
Weak D - correct answer Negative immediate spin and positive AHG
Weak D donor - correct answer Must be labeled Rh positive
Weak D patient - correct answer Receives D negative
D control - correct answer AB positive
Any D negative
IgM antibodies - correct answer I
H
MN
P1
Lewis
IgG antibodies - correct answer Rh group
K
Duffy
Jk
I, i antibody - correct answer i converts to I as infant matures
Destroyed by enzymes - correct answer MN
S
Duffy
Enhanced by enzymes - correct answer Rh
Kids
Lewis
I
P1
Dosage - correct answer MNS
Rh
Kids
,MLT ASCP BOARD EXAM LATEST 2024-2025 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS
Duffy
Top three acute/immediate transfusion reactions and mortality - correct answer TRALI,
hemolytic transfusion reactions and TACO
IgE antibodies - correct answer Mild Allergic reactions
IgA antibodies - correct answer Severe transfusion allergic reaction
Anaphylactic
Positive hemolysis with negative DAT - correct answer Sickle cell crisis
Thalassemia/G6PD deficient
Unit overheated or frozen
All cells hemolysis
Kernicterus - correct answer Excess bilirubin in newborn
HDFN from Rh - correct answer Retics
DAT positive
Immediate jaundice
After first baby
Rosette - correct answer Screening for fetal hemorrhage
Kleihauer Betke - correct answer Quantitative fetal maternal bleed
Primary immune response - correct answer IgM
Secondary immune response - correct answer IgG
Type 1 hypersensitivity - correct answer Anaphylactic
Immediate
Type 2 hypersensitivity - correct answer Antibody depending cytotoxicity
Transfusion reactions
Hashimotos
Good pasture
Type 3 hypersensitivity - correct answer Immune complex
Rheumatoid arthritis
, MLT ASCP BOARD EXAM LATEST 2024-2025 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS
SLE
Type 4 hyper sensitivity - correct answer Delayed
Monocytes and lymphocytes
Ouchterlony - correct answer Antibodies added to pre-cut wells in center of agar plate and
patient Sera and standards are alternated in wells surrounding the center well
EIA/ELISA - correct answer Sandwich technique
HCG
Nephelometry - correct answer Insoluble complexes
Why is pass-through suspension scattered light absorbance is proportional to the number of
insoluble complexes compared to standards
Antibody concentration
Immunofluorescence direct - correct answer Add florescence labeled anti-body to patient
tissue wash and examined under fluorescent microscope
Immunofluorescence indirect - correct answer Add patient serum to reagent wash add
florescence label to anti-globulin wash and examined under microscope
FPIA (Fluorescence Polarization Immunoassay) - correct answer Add reagent antibody and
fluorescent tact antigen to patient serum
Increase polarize light as a negative test decrease polarized light as a positive test
Sensitivity - correct answer TP/ TP + FN x 100
Specificity - correct answer TN / TN + FP x 100
Non lattice - correct answer More sensitive immunoassays nephelometry
Lattice - correct answer Less sensitive
C reactive protein - correct answer Acute phase protein
Inflammation
Syphilis - correct answer T palladium
FTA abs
TPI
Dark field microscopy
VDRL - correct answer Syphilis CSF screening but can be positive for malaria
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