Components

Question 1

Which of the following is not a label requirement for blood components?

Answer 1

Date collected

Question 2

Method used to restore 2,3-DPG and ATP to units of Red Blood Cells:

Answer 2

Rejuvenation

Question 3

Thawed pooled cryoprecipitate must be stored at

Answer 3

23ºC

Question 4

Derivatives are generally manufactured from:

Answer 4

Recovered plasma

Question 5

A physician orders cryoprecipitate for a patient in DIC with low fibrinogen. The dose of fibrinogen requested was 1800 mg. How many bags of cryoprecipitate are required for the transfusion?

Answer 5

12

Question 6

The best temperature for storage of frozen rare donor red blood cells is:

Answer 6

-80ºC

Question 7

Apheresis platelets are to be prepared by a method known to produce:

Answer 7

> 3.0 x10^11 platelets in 90% of the units sampled

Question 8

The coolant of choice for transporting red blood cells is:

Answer 8

Wet ice

Question 9

When performing quality control testing, the minimum pH for platelet components is:

Answer 9

6.2

Question 10

Washed red blood cells prepared in an open system must be transfused within:

Answer 10

24 hrs

Question 11

Red Blood Cells stored in CPDA-1 have a shelf life of:

Answer 11

35d

Question 12

Thawed FFP must be transfused within: (before being labeled as thawed plasma which can be kept for an additional 5 days)

Answer 12

24 hrs

Question 13

This component modification prevents transfusion-associated graft versus host disease:

Answer 13

Irradiation

Question 14

A biochemical change expected to occur in red blood cell components near expiration:

Answer 14

Increased hemoglobin

Question 15

A patient with congestive heart failure requires a transfusion of Red Blood Cells for anemia. Per physician’s orders, the unit was divided at 2pm into two aliquots using a sterile docking device. The expiration of each aliquot is:

Answer 15

The same date as the original unit

Question 16

Washed Red Blood Cells (WRBCs) are generally prepared by washing with:

Answer 16

1 L of 0.9% sodium chloride (normal saline)

Question 17

When manufacturing platelets from a Whole Blood collection, the WB unit must be:

Answer 17

Cooled toward 23ºC

Question 18

Process whereby components are manufactured by removing whole blood from a donor, separating out the desired component(s), and then returning the unwanted blood constituents back to the donor:

Answer 18

Apheresis

Question 19

A chemical in an anticoagulant preservative solution added to Red Blood Cells to extend the shelf life to 45 days:

Answer 19

Adenine

Question 20

The temperature of stored blood components must be continuously monitored and the measurement recorded at least every:

Answer 20

4 hours

Question 21

Immediately following the hard spin of PRP, the platelets manufactured must be:

Answer 21

Allowed to rest for 1 hour

Question 22

Leukoreduction is contraindicated for the following blood components:

Answer 22

FFP

Question 23

According to AABB standards, each unit of cryoprecipitate manufactured should contain a minimum fibrinogen requirement of:

Answer 23

150 mg

Question 24

Whole blood is separated into individual components to ensure:

Answer 24

-The most effective use of blood component
-The patient receives the component medically necessary
-The most is made of limited resources
All the above