Blood Component Preparation

CPD Adenine will preserve blood for transfusion of kept at 4C for:

• 21 days

• 28 days

• 35 days

• 42 days

FFP has a dating period of ___ after preparation from freshly collected blood.

• 5 years

• 1 year

• 3 years

• Indefinite

Storage condition for cryoprecipitate:

• 1 - 6 C for 24 hours

• -18 C for 1 year

• 20 - 24 C 1 year

• -65 C for 10 years

Which component has the longest expiration date?

• Cryoprecipitate

• Frozen RBCs

• FFP

• Platelet concentrate

Once a unit of blood is removed from a 2 - 8 degrees C environment, how long can it be left before commencing a transfusion?

• a. 15 minutes

• b. 30 minutes

• c. 1 hours

• d. 2 hours

Shelf life of red blood cells stored in AS-1 (Adsol)

• 21 days

• 28 days

• 35 days

• 42 days

Of the deaths caused by bacterial contamination of blood components reported to the Centers for Disease Control (CDC), most are caused by which of the following organisms?

• a. Pseudomonas sp.

• b. E. coli

• c. Y. enterocolitica

• d. NOTA

The most effective component to treat a patient with fibrinogen deficiency is:

• Fresh frozen plasma

• Fresh whole blood

• Platelets

• Cryoprecipitated AHF

Washed Red blood cell component must be used within:

• a. 21 days

• b. 48 hours

• c. 24 hours

• d. 5 days

Addition of which of the following will enhance the shelf-life of whole blood?

• Heparin

• Hydroxyethyl starch

• Adenine

• Lactated Ringer's solution