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PathMD Quizes, Clinical

Blood Bank – 03

October 29, 2017 peferguson

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

All of the answers are correct

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

Normal saline (0.9%)

Lactated ringers

5% albumin

2. 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

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

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

3. 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

5 vials

6 vials

3 vials

4 vials

7 vials

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

200mm Hg

100mm Hg

180mm Hg

160mm Hg

190mm Hg

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

10 weeks

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

6 weeks

8 weeks

4 weeks

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

Evidence of parenteral drug use

Receipt of pituitary growth hormone of human origin

History of viral hepatitis after 11th birthday

Family h/o Creutzfeldt-Jakob disease

Receipt of plasma derived clotting factor concentrates

7. Blood is regulated by which of the following:

Clinical Laboratory Improvement Act (CLIA)

College of American Pathologists (CAP)

Food and Drug Administration (FDA)

Joint Commission on Accreditation of Healthcare Organizations (JCAHO)

American Association of Blood Banks (AABB)

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

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

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

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

RBCs -> Hematocrit <80% in all units

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

9. 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?

Etretinate (Tegison)

Receipt of a live attenuated vaccine, Polio

Bovine insulin manufactured in UK

Isotretinoin (Accutane)

Receipt of a killed vaccine

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

1 %

3 %

7 %

None of the above

5 %

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