Comp Exam Review UAMS MLS 2026/2027 Revision Questions with Verified Expert Answers

Comp Exam Review UAMS MLS


ABY maximum associated with delayed hemolytic transfusion reactions
Anti-Jk a


ABY related to Mycoplasma pneumonia
Anti-I


__________ antibodies reason extravascular hemolysis from sequestration by way of spleen
IgG


Enzyme panel will no longer react with which antibodies?
Duffy antibodies (Fya or Fyb


When a unit of blood is entered, it has how lengthy for use?
24 hours


Component garage temps
-Red cells
-CPDA for 35 days
-Adsol for 42 days
-1-6C


Component storage temps
-Whole blood with CPDA-1
1-6C for 35 days


Blood transfused to infants must be...
Less than 7 days vintage


Irradiated RBCs must be used inside what time body?
28 days or expiration date (whichever is first)


Component storage temps

,-Frozen & deglycerized RBC
Freeze at -80C and shop at -65C for 10 years


Why is blood leukoreduced?
Prevent febrile transfusion reactions


Component garage temps
-PLTs
-Room temp (20-24C)
-five days with non-stop agitation
transfuse inside four hours of pooling


Component garage temps
-WBCs
-20-24C
-24 hours


Component garage temps
-FFP
-Frozen at -18C for 1 yr
-24 hours after thawing


Component garage temps
-Cryo AHF
-18C for three hundred and sixty five days


Component garage temps
-AHF or element VIII pay attention
24 hours after thaw at 1-6C (RT for VIII)


Give VIII and fibrinogen inside _________ hours after pooling
four


T/F: RhIG at 28 weeks can reason the mom to have a low titer anti D
True


T/F: Blood from mother to infant ought to be irradiated.
True

,T/F: 37C crossmatch is wanted to locate ABO errors.
False (Room temp)


Premature babies need transfusion usually because of...
Blood loss from lab tests


T/F: When phenotyping, use a nice manipulate that is homozygous superb.
False (heterozygously high-quality to show susceptible reactions)


Rouleaux and bloodless car will make the automobile control positive. How can this be
outstanding?
Distinguish via warming, looking underneath scope or saline replacement


__________ will react with polyspecific AHG and C3 monospecific AHG
Cold auto


Cryoprecipitate is used today mainly to replace what?
Fibrinogen


T/F: AB= affected person can most effective get AB plasma (+ or =)
True


Intrauterine transfusion have to have what executed to it?
Fresh, CMV=, irradiated and accrued with CDPA


What issue is used when PT and PTT are prolonged?
FFP


T/F: Lewis antibodies react at RT and from time to time 37 and reason invitro hemolysis.
True


Sexual companion of IV drug user deferred from donating for how long?
One yr


Patient has antibodies to: A ; B ; A,B and H;
They foward and reverse type as an O.

, What is suspected? How is it resolved?
Bombay; take a look at with anti-H lectin (will no longer react considering the fact that
bombay has no H antigens)


A patient foward sorts as a B and backtypes as an A. What is suspected? How is it
resolved?
Acquired B; affected person is typically type A1 with GI troubles and a few bacteria alter the
RBC antigens

Resolve by using autologous trying out; patient's anti-B will not react with the received B
antigen on their RBCs


A affected person foward sorts as a susceptible A. There is a susceptible reaction with
anti-A1 and robust response with anti-AB. There is not any response with anti-A1 lectin. The
opposite reacts with A1 cells. What is suspected? How is it resolved?
Patient with anti-A1;
Type with A2 cells (+ suggests NOT A2; = suggests it is A2)


Review ABO typing discrepancies chart.


__________ can make the Rh manage + whilst doing weak D check
+DAT


Enzyme destroys which antigens? It strengthens which?
-Destroys M, N, S, Fy (ZAPP also destroys K)
-Strengthens Rh, Le, and Jk


ABYs which may be neutralized?
Le and P1


ABYs which display dosage?
M, N, Jk, Rh


RhIG calculation
# fetal cells / 500 = ___
___ x 5000 then /30 and +1


A2 cells ONLY react with?
B and O