Midterm 1 Practice Qs

Question 1

A shipment of packed red blood cells and platelets arrived together in the same box stored at 1-6 C. What should be done?

A. Place all units in 1-6C refrigerator.
B. Reject the entire shipment.
C. Accept the red cells, discard the platelets
D. Accept the platelets, discard the red cells

Answer 1

C. Accept the red cells, discard the platelets.

Question 2

A unit of whole blood is collected at 10 am and stored at 20-24C. What is the last hour platelet concentrates may be made from this unit?

A. 4pm
B. 6pm
C. 7pm
D. 8pm

Answer 2

B. 6pm

Question 3

Which of the following is true regarding apheresis platelets?

A. Minimum platelet count in a unit must be 3.0 x 10^11 pH<6.0
B. Minimum platelet count in a unit must be 3.0 x 10^10 pH<6.2
C. Minimum platelet count in a unit must be 3.0 x10^11 pH>6.2
D. Minimum platelet count in a unit must be 5.5 x 10 ^10 pH >6.0`

Answer 3

C. Minimum platelet count in a unit must be 3.0 x 10^11 pH> 6.2