Blood Bank Unit 2 Blood Components-
FINAL TEST STUDY GUIDE 2026/2027
COMPLETE QUESTIONS WITH VERIFIED
CORRECT ANSWERS || 100%
GUARANTEED PASS | NEWEST VERSION
What is the primary goal of blood collection?
To maintain viability and function of the blood while minimizing bacterial contamination.
What system is used to ensure sterile blood collection?
A closed system.
What is the purpose of anticoagulants in blood preservation?
To prevent blood clotting.
How many additive solutions are currently approved by the FDA for RBCs?
Four solutions.
What is the shelf life of RBCs when additive solutions are used?
42 days.
Name the FDA-approved additive solutions for RBCs.
AS-1 (Adsol), AS-3 (Optisol), AS-5 (Nutricel), or AS-7 (SOLX).
What is the storage lesion?
Biochemical changes that occur when blood is stored at 1-6°C, leading to a decrease in viable
RBCs.
What happens to the pH level during the storage lesion?
The pH decreases.
, What is the effect of low 2,3-DPG levels on hemoglobin?
It increases the affinity of hemoglobin for oxygen, resulting in less oxygen being released.
What is the recommended time frame for blood collection to prevent coagulation?
Within 15 minutes.
What should be done if a blood unit appears questionable?
Quarantine the unit until disposition is decided and observe its appearance.
What temperature should packed red blood cells be stored at?
1 - 6°C.
What is the storage temperature for platelets?
Room temperature (20-24°C).
What is the universal donor blood type for red blood cells?
O neg
What is the universal donor blood type for plasma?
Type AB
What are packed red blood cells commonly referred to as?
pRBC or leukocyte poor red blood cells.
What is the purpose of washing RBCs?
To remove plasma proteins, platelets, and microaggregates that may cause adverse reactions.
How long do washed RBCs expire after being opened?
24 hours.
What is the maximum time allowed for transfusion after blood component administration
begins?
4 hours.
What should be done if bacterial contamination is suspected in a blood unit?
Culture the unit and perform a gram stain.
What indicates a possible bacterial contamination in a blood unit?
FINAL TEST STUDY GUIDE 2026/2027
COMPLETE QUESTIONS WITH VERIFIED
CORRECT ANSWERS || 100%
GUARANTEED PASS | NEWEST VERSION
What is the primary goal of blood collection?
To maintain viability and function of the blood while minimizing bacterial contamination.
What system is used to ensure sterile blood collection?
A closed system.
What is the purpose of anticoagulants in blood preservation?
To prevent blood clotting.
How many additive solutions are currently approved by the FDA for RBCs?
Four solutions.
What is the shelf life of RBCs when additive solutions are used?
42 days.
Name the FDA-approved additive solutions for RBCs.
AS-1 (Adsol), AS-3 (Optisol), AS-5 (Nutricel), or AS-7 (SOLX).
What is the storage lesion?
Biochemical changes that occur when blood is stored at 1-6°C, leading to a decrease in viable
RBCs.
What happens to the pH level during the storage lesion?
The pH decreases.
, What is the effect of low 2,3-DPG levels on hemoglobin?
It increases the affinity of hemoglobin for oxygen, resulting in less oxygen being released.
What is the recommended time frame for blood collection to prevent coagulation?
Within 15 minutes.
What should be done if a blood unit appears questionable?
Quarantine the unit until disposition is decided and observe its appearance.
What temperature should packed red blood cells be stored at?
1 - 6°C.
What is the storage temperature for platelets?
Room temperature (20-24°C).
What is the universal donor blood type for red blood cells?
O neg
What is the universal donor blood type for plasma?
Type AB
What are packed red blood cells commonly referred to as?
pRBC or leukocyte poor red blood cells.
What is the purpose of washing RBCs?
To remove plasma proteins, platelets, and microaggregates that may cause adverse reactions.
How long do washed RBCs expire after being opened?
24 hours.
What is the maximum time allowed for transfusion after blood component administration
begins?
4 hours.
What should be done if bacterial contamination is suspected in a blood unit?
Culture the unit and perform a gram stain.
What indicates a possible bacterial contamination in a blood unit?
