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PathMD Quizes, Clinical

Blood Bank – 03

October 29, 2017 peferguson

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1. Blood is regulated by which of the following:

American Association of Blood Banks (AABB)

Joint Commission on Accreditation of Healthcare Organizations (JCAHO)

College of American Pathologists (CAP)

Clinical Laboratory Improvement Act (CLIA)

Food and Drug Administration (FDA)

2. In a patient who is not actively bleeding or hemolyzing, one unit of pRBCs can be expected to raise the hematocrit:

5 %

1 %

7 %

3 %

None of the above

3. All of the following are true with regards to quality control for blood products EXCEPT:

Granulocyte concentrate >= 1.0 X 10^10 in 75% tested

Apheresis platelets >= 3 X 10^10 platelets in 90% of tested units

RBCs -> Hematocrit <80% in all units

RBCs leukoreduced <= 5 X 10^6 WBCs in 95%

Random donor platelets >= 5.5 X 10^10 platelets in 90% of tested units

4. Blood can be transfused with which of the following:

Lactated ringers

Both Normal saline (0.9%) and 5% albumin are correct

Normal saline (0.9%)

5% albumin

All of the answers are correct

5. What is the maximum systolic blood pressure allowed to donate blood:

160mm Hg

190mm Hg

180mm Hg

200mm Hg

100mm Hg

6. A donor should be deferred indefinitely for all of the following EXCEPT:

Receipt of pituitary growth hormone of human origin

Family h/o Creutzfeldt-Jakob disease

Evidence of parenteral drug use

History of viral hepatitis after 11th birthday

Receipt of plasma derived clotting factor concentrates

7. All of the following are true with respect to anticoagulant / preservative solutions and storage in packed red cells EXCEPT:

The addition of adenine (CPDA-1) to CPD lengthens the self life to 35 days

Adding AS-1 (Adsol®) to CPD lengthens the self life to 42 days

Frozen RBCs can be stored for 1 year at -65 C

Washed RBCs can be stored for 24 hrs. at 1-6 C after washing

Citrate-phosphate-dextrose (CPD) has a 21 day self life

8. How long does a donor have to wait between whole blood donations:

10 weeks

6 weeks

No specific time as long as their Hb is > 12.5 g/dL

4 weeks

8 weeks

9. A Rh negative mother gives birth to a Rh positive son. Based on the information shown for case #1 on the website, how many vials of Rhogam should be given?

KB% = 3%
Baby Weight = 4 kg
Maternal Weight = 70 kg
Paternal Weight = 100 kb

4 vials

5 vials

3 vials

7 vials

6 vials

10. A donor indicates he is taking finasteride (Propecia, Proscar). He is informed that he will have to wait one month from the last dose before he can donate blood. Which of the following also requires a one month delay from the last dose before an individual is eligible to donate blood?

Receipt of a killed vaccine

Isotretinoin (Accutane)

Etretinate (Tegison)

Bovine insulin manufactured in UK

Receipt of a live attenuated vaccine, Polio

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