CRNI Blood Component Transfusion 2

Question 1

What is the maximum infusion time allowed for one unit of packed red blood cells?

Accepted Answer

4 hours

Answer

2 hours

Answer

6 hours

Answer

8 hours

Question 2

Which type of blood component requires irradiation before transfusion to immunocompromised patients?

Accepted Answer

Granulocyte concentrates

Answer

Fresh frozen plasma

Answer

Cryoprecipitate

Answer

Albumin

Question 3

During a platelet transfusion, the patient develops rigors and a temperature increase of 1.5 degrees C. What is the MOST likely cause?

Accepted Answer

Febrile non-hemolytic transfusion reaction

Answer

ABO incompatibility

Answer

Bacterial contamination

Answer

Transfusion-related acute lung injury

Question 4

What is the correct blood sample labeling requirement for pre-transfusion testing?

Accepted Answer

Labels with patient name, MRN, date, time, and collector's initials applied at the bedside

Answer

Pre-printed labels applied at the patient's bedside

Answer

Labels with patient name and room number

Answer

Any label matching the transfusion order

Question 5

Which IV solution is compatible for co-infusion with blood components?

Accepted Answer

0.9% Normal saline

Answer

Lactated Ringer's solution

Answer

5% Dextrose in water

Answer

5% Dextrose in 0.45% saline

Question 6

A patient with a history of allergic transfusion reactions is ordered packed RBCs. What premedication is typically administered?

Accepted Answer

Diphenhydramine 25-50 mg IV

Answer

Epinephrine 0.3 mg IM

Answer

Methylprednisolone 125 mg IV

Answer

Acetaminophen 650 mg PO only