UAMS MLT-MLS Comprehensive Exam

UAMS MLT-MLS Comprehensive Exam Questions With Complete Solutions Which antibody is most associated with delayed hemolytic transfusion reactions? - Correct Answers ✅Anti-Jka What is most associated with Anti-I? - Correct Answers ✅Mycoplasma pneumonia IgG antibodies cause ______ hemolysis from sequestration by spleen. - Correct Answers ✅Extravascular

T/F: Enzyme panels will react with Duffy Antibodies (Fya or

Fyb). - Correct Answers ✅False

T/F: RhIG at 28 weeks can cause a mom to have a low titer

anti-D. - Correct Answers ✅True What type of blood should be given if from mom to child? - Correct Answers ✅Irradiated Room temp crossmatch detects _____ errors. - Correct Answers ✅ABO Why do premature infants typically need transfusions? - Correct Answers ✅Blood loss from lab tests 1 / 4

UAMS MLT-MLS Comprehensive Exam Questions With Complete Solutions When phenotyping, use a positive control that is _______ positive. - Correct Answers ✅Heterozygously Why is cryoprecipitate normally used? - Correct Answers ✅To replace fibrinogen What can make an auto control positive? (Distinguish by warming, looking under scope or saline replacement) - Correct Answers ✅Rouleaux and Cold auto Cold auto will react with _____ AHG and ___ Monospecific AHG.

• Correct Answers ✅Polyspecific; C3

What kind of plasma can an AB= patient be transfused with?

• Correct Answers ✅AB (+ or =)

_____ transfusion must be fresh, CMV =, radiated and collected with CPDA - Correct Answers ✅Intrauterine How should intrauterine transfusions be handled? - Correct Answers ✅Radiated and collected with CPDA When is FFP used? - Correct Answers ✅When PT and PTT are prolonged 2 / 4

UAMS MLT-MLS Comprehensive Exam Questions With Complete Solutions At what temperature do Lewis antibodies react? - Correct Answers ✅RT and sometimes 37 What type of hemolysis do Lewis antibodies cause? - Correct Answers ✅In Vitro How long are sexual partners of IV drug users differed from donating? - Correct Answers ✅1 year +DAT can make the Rh control ___ when doing weak D test - Correct Answers ✅Positive

Storage: Whole Blood - Correct Answers ✅1-6 C; 35 days

Storage: RBCs (Red cells, Packed RBCs, RBCs) - Correct

Answers ✅1-6 C (CPDA- 35 days; ADSOL- 42 days)

Storage: Leukocyte- Reduced RBCs - Correct Answers ✅1-6

C (CPDA- 35 days; ADSOL- 42 days)

Storage: Washed Red Cells - Correct Answers ✅1-6 C; 24

hours

Storage: Irradiated Blood to prevent GVHD - Correct

Answers ✅1-6 C; 28 days 3 / 4

UAMS MLT-MLS Comprehensive Exam Questions With Complete Solutions

Storage: Frozen/ Deglycerolized RBCs - Correct Answers ✅-

70 C for 10 years; 1-6 C for 24 hours after prepared

Storage: Random Platelets - Correct Answers ✅20-24 C; 5

days with agitation and temp check every 4 hours (4 hours after pooling)

Storage: Platelets, Apheresis (single-donor) - Correct

Answers ✅20-24 C with agitation; 5 days

Storage: Granulocytes, Apheresis - Correct Answers ✅20-

24 C; 24 hours

Storage: FFP, frozen - Correct Answers ✅-18 C; 1 year

Storage: FFP, thawed - Correct Answers ✅1-6 C; 24 hours

Storage: Frozen Cryoprecipitated AHF - Correct Answers ✅-

18 C; 1 year

Storage: Thawed Cryoprecipitated AHF - Correct Answers

✅RT if used for Factor VIII; 1-6 if used for fibrinogen

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