Blood Comp Flashcards (Quiz)

*Question: What blood additive solution (AS) contains citrate and phosphate?

A) AS-1 (Adsol)

B) AS-5 (Optisol)

C) AS-3 (Nutricel)

D) AS-7 (SOLX)

*Answer: C) AS-3 (Nutricel) — contains citrate & phosphate (SAG-CP)

*Question: What is the shelf-life of the blood component if CPDA-1 is used?

A) 21 days

B) 28 days

C) 42 days

D) 35 days

*Answer: D) 35 days

*Question: What is used to increase WBC harvest during leukapheresis?

A) HES (Hydroxyethyl starch)

B) Acid Citrate Dextrose

C) Corticosteroids

D) G-CSF

*Answer: C) Corticosteroids

*Question: What blood component is given for a patient with severe blood loss?

A) Fresh Frozen Plasma

B) Packed Red Blood Cells

C) Whole Blood

D) Platelets

*Answer: C) Whole Blood

*Question: How many days can rejuvenating solution extend the RBC shelf-life?

A) 7 days

B) 5 days

C) 10 days

D) 3 days

*Answer: D) 3 days

*Question: What equipment is used to allow two separate blood bags to be connected via their PVC tubing?

A) Plasma Expressor

B) Tubing Sealer

C) Sterile Connection Device

D) Plasma Freezer

*Answer: C) Sterile Connection Device

*Question: What equipment is used to label the actual volume of blood components?

A) Barcode Scanner

B) Plasma Expressor

C) Tubing Sealer

D) Scale

*Answer: D) Scale

*Question: What is the storage temperature range for Whole Blood?

A) 4-8°C

B) 20-24°C

C) 1-6°C

D) -18°C or colder

*Answer: C) 1-6°C

*Question: What type of apheresis-centrifugation has passes or cycles?

A) Continuous Flow Centrifugation

B) Filtration Pheresis

C) Combined Pheresis

D) Intermittent Flow Centrifugation

*Answer: D) Intermittent Flow Centrifugation

*Question: What is the minimum platelet count of donors for plateletpheresis?

A) 100 x 10³/uL

B) 200 x 10³/uL

C) 150 x 10³/uL

D) 50 x 10³/uL

*Answer: C) 150 x 10³/uL

*Question: What is the common anticoagulant used in blood bags?

A) Heparin

B) Acid Citrate Dextrose

C) Citrate Phosphate Dextrose

D) CPDA-1

*Answer: C) Citrate Phosphate Dextrose (CPD)

*Question: What is the expected hematocrit level of Packed Red Blood Cells without additive solution?

A) 35-50%

B) 55-65%

C) 65-80%

D) 80-90%

*Answer: C) 65-80%

*Question: What is the unique information system employed in blood banking?

A) Chain of Custody Form

B) BECS (Blood Establishment Computer System)

C) ISBT 128

D) International Standard of Blood Transfusion System

*Answer: B) BECS (Blood Establishment Computer System)

*Question: What is the spin condition for "light spin" (soft spin)?

A) 5,000 x g for 5 minutes

B) 2,000 x g for 3 minutes

C) 5,000 x g for 7 minutes

D) 1,000 x g for 10 minutes

*Answer: B) 2,000 x g for 3 minutes

*Question: What is the common anticoagulant used in apheresis?

A) Heparin

B) CPD

C) CPDA-1

D) Acid Citrate Dextrose (ACD)

*Answer: D) Acid Citrate Dextrose (ACD)

*Question: What is the prevention for citrate toxicity during apheresis?

A) Take iron supplements for 3 days

B) Drink juice before donation

C) Intake of milk for 3 days

D) Avoid aspirin for 3 days

*Answer: C) Intake of milk for 3 days

*Question: What is the standard RBC volume collected for erythrocytapheresis?

A) 100-150 mL

B) 450-500 mL

C) 180-200 mL

D) 250-300 mL

*Answer: C) 180-200 mL

*Question: What is the source of 2,3-DPG from blood additives?

A) Citrate

B) Adenine

C) Dextrose

D) Phosphate

*Answer: D) Phosphate

*Question: What is the transportation temperature for Packed Red Blood Cells?

A) 4-6°C

B) 1-10°C

C) 20-24°C

D) -18°C

*Answer: B) 1-10°C

*Question: What blood component is best for a bleeding patient with multiple deficient clotting factors?

A) Packed Red Blood Cells

B) Cryoprecipitate

C) Whole Blood

D) Fresh Frozen Plasma

*Answer: D) Fresh Frozen Plasma

*Question: Which of the following is correctly paired regarding storage conditions of Fresh Frozen Plasma?

A) -18°C for 3 years

B) -65°C for 10 years

C) 1-6°C for 24 hours (thawed)

D) All of the above

*Answer: C) 1-6°C for 24 hours (thawed)

*Question: What is used to confirm the success of irradiated blood products?

A) Gram stain

B) Radiochromic film

C) UV light exposure

D) X-ray film

*Answer: B) Radiochromic film

*Question: What is the best blood component for patients with low-volume blood loss?

A) Whole Blood

B) Platelets

C) Packed Red Blood Cells (PRBC)

D) Fresh Frozen Plasma

*Answer: C) Packed Red Blood Cells (PRBC)

*Question: What is the expected volume of Cryoprecipitate?

A) 50 mL

B) 30 mL

C) 15 mL

D) 200 mL

*Answer: C) 15 mL

*Question: Which of the following is correctly paired regarding storage conditions of Cryoprecipitate?

A) Pooled for 4 hours

B) Thawed at 24 hours

C) Frozen for 10 years

D) All of the above

*Answer: A) Pooled for 4 hours

*Question: What is the advantage of glycerolized RBCs?

A) Removal of WBCs only

B) Longer storage-life until 1 year

C) Best storage for rare blood phenotypes

D) Prevention of biologic response material

*Answer: C) Best storage for rare blood phenotypes

*Question: What is the best blood component for anemic patients with a history of febrile reactions?

A) Washed RBCs

B) Irradiated RBCs

C) Leukoreduced/Leukopoor RBCs

D) Fresh Frozen Plasma

*Answer: C) Leukoreduced/Leukopoor RBCs

*Question: What is the blood component used for patients that are unresponsive to antibiotics?

A) Platelets

B) Fresh Frozen Plasma

C) Irradiated RBCs

D) Granulocytes

*Answer: D) Granulocytes

*Question: What is the storage condition of Granulocytes?

A) 1-6°C

B) 1-10°C

C) 20-24°C with constant agitation

D) 20-24°C

*Answer: D) 20-24°C

*Question: What is the advantage of pre-storage leukoreduction?

A) Removal of WBCs only

B) Longer storage-life until 1 year

C) Best storage for rare blood phenotypes

D) Prevention of biologic response modifiers (BRM)

*Answer: D) Prevention of biologic response modifiers (BRM)

*Question: What is the shelf-life of deglycerolized RBCs?

A) 4 hours

B) 24 hours

C) 72 hours

D) Same as the anticoagulant used from WB

*Answer: B) 24 hours

*Question: How many RBCs are lost during the process of Washed RBCs?

A) 10%

B) 20%

C) 30%

D) Not more than 38%

*Answer: B) 20%

*Question: What is the blood component known to be easily contaminated with bacteria?

A) Whole Blood

B) Fresh Frozen Plasma

C) Granulocytes

D) Platelets

*Answer: D) Platelets

*Question: With Platelets, how many units of blood bag can be transferred to pool in one bag?

A) 2-3 units

B) 3-6 units

C) 6-10 units

D) 10-15 units

*Answer: C) 6-10 units

*Question: What is the storage life of pooled platelets?

A) 4 hours

B) 24 hours

C) 72 hours

D) Same as the anticoagulant used from WB

*Answer: A) 4 hours

*Question: Which cryoprotectant is known to form a protective layer within the cell?

A) Glucose

B) Glycerol

C) Hydroxyethyl starch

D) Polyvinylpyrrolidone

*Answer: B) Glycerol

*Question: Give one disease/condition that is best for irradiated blood products.

A) Von Willebrand disease

B) Malignancy / Immunodeficiency

C) Graft vs. Host Disease

D) Both B and C

*Answer: B) Malignancy / Immunodeficiency

*Question: What is the best blood component for patients with von Willebrand disease?

A) Packed Red Blood Cells

B) Platelets

C) Cryoprecipitate

D) Fresh Frozen Plasma

*Answer: C) Cryoprecipitate

*Question: Leuko-reduced red cells should retain how many WBCs?

A) < 3x10¹¹ WBCs

B) < 5x10⁶ WBCs

C) < 5.5x10¹⁰ WBCs

D) < 8.3x10⁵ WBCs

*Answer: B) < 5x10⁶ WBCs