EXAMINATION TEST 2026 VERIFIED
QUESTIONS AND CORRECT SOLUTIONS
LAB PRACTICE SET
◉ Which of the following components has ALL of the coagulation
factors
Answer: Fresh frozen plasma
◉ One bag of random donor platelets will increase the platelet count
by how much
Answer: 5000 to 10,000/uL
◉ Which component must be stored with constant shaking
Answer: Platelets
◉ If a bag of leukoreduced red blood cells is washed, how long is this
product good
Answer: 24 hours from the start of the washing procedure.
,◉ Cryoprecipitate Antihemophilic Factor that is harvested from
fresh frozen plasma can be used to treat which coagulation factor
deficiencies
Answer: Factor I
Factor VIII
Factor XIII
◉ If there is no blood that is tested CMV negative, which of the
following is considered CMV "safe"
Answer: Leukoreduced components
◉ If a patient receives a bag of single donor platelets and his platelet
count does not increase (In fact, it sometimes decreases.), we say he
may be refractory to platelets. How do we attempt to overcome this
refractoriness
Answer: Transfuse HLA matched platelets
◉ All blood that is drawn in CPD or CP2D can have its storage time
extended by adding an additive solution (also called Adsol and
Adenine Solution). When this is added within 72 hours of the unit's
being drawn, what will be the new expiration date
Answer: 42 days and no more.
, ◉ If a unit of whole blood is drawn in CPDA-1, how long can it be
stored and used
Answer: 35 days
◉ What is the minimum hemoglobin for allogeneic blood donations
Answer: 12.5 g/dL
◉ How much anticoagulant/preservative must be in a standard bag
to draw 450 mLs of whole blood
Answer: 63 mL
◉ What is the minimum and maximum milliliters of blood that can
be drawn in a standard bag
Answer: 405 to 495 mLs
◉ What is the minimum weight to be an allogeneic blood donor
Answer: 110 pounds
◉ What is the minimum hemoglobin and hematocrit for autologous
donations
Answer: 11 gm/dL and 33%
◉ What is the pulse range for an allogeneic blood donor