MLT ASCP BOC Blood Bank Study Guide Rated A+
A blood donor has totype: hh, AB. ing anti-A and anti-B antisera., the donor's red cells will type as group US?
which of the following is proper procedure for preparation of platelets from Whole blood?
The minimum hemoglobin concentration in a finger-...
1). A blood donor has totype: hh, ab. ing anti-a and anti-b antisera., the donor's red cells will
type as group us?
Ans: O
2). Which of the following is proper procedure for preparation of platelets from whole blood?
Ans: light spin followed by a hard spin
3). The minimum hemoglobin concentration in a finger-stick from a male blood donor is:
Ans: 13.0 g/dL
4). A cause for indefinite deferral of blood donation is:
Ans: Positive test for Trypanosoma cruzi
5). What of the following prospective donors would be accepted for donation?
Ans: 22-year-old college student who has a temperature of 99.2 degrees F (37.7 C)
and states that he feels well, but is nervous about donating
6). Which of the following constitutes permanent deferral status of a donor?
Ans: Confirmed positive test for HBsAg 10 years previously
7). According to aabb standards, which of the following donors may be accepted as a blood
donor?
Ans: Spontaneous abortion at 2 months of pregnancy, 3 months previously
PaperStoc.com Page 1 of 44
, 8). In order to be a plateletpheresis donor, the platelet count must be at least:
Ans: 150,000/ul
9). Prior to blood donation, the intended venipuncture site must be cleaned with a scrub
solution containing:
Ans: Providone iodine
10). A donor who has just donated 2 units of apheresis red blood cells will be deferred from
further blood donation for a minimum of how many weeks?
Ans: 16
11). Which of the following infectious agents relies solely on donor questioning to avoid
transmission from transfused blood products?
Ans: Plasmodium falciparum
12). Which of the following practices at the time of blood cell collection helps minimize
bacterial contamination of platelet products?
Ans: Diversion pouch
13). According to aabb standards, what is the minimum hemoglobin level for an autologous
donor?
Ans: 11.0 g/dL
14). What is/are the minimum pretransfusion testing requirement(s) for autologous donations
collected and transfused by the same facility?
Ans: ABO and Rh typing only
15). Which of the following must be included on the label of a unit of red blood cells leukocytes
reduced?
Ans: Unique collection facility identifier
16). All donor blood testing must include:
PaperStoc.com Page 2 of 44
, Ans: serological test for syphilis
17). The test that is currently used to detect donors who are infected with the aids virus is:
Ans: Anti-HIV-1/2
18). Which of the following practices has been useful in reducing the incidence of transfusion
related acute lung injury (trali)?
Ans: Use of Fresh Frozen Plasma from male donors
19). Which of the following infectious agents must be tested for using a nucleic acid testing
(nat) assay?
Ans: HBV
20). What is the primary reason that infectious agents can be transmitted following blood
transfusion?
Ans: Donor in the window period of early infection
21). The transport temperature of red blood cells leukocytes reduced is:
Ans: 1-10 degrees C
22). The transport temperature for apheresis platelets is:
Ans: 20-24 degrees C
23). A unit of rbc's expiring in 35 days is split into 5 small aliquots using a sterile pediatric quad
set and a sterile connecting device. each aliquot must be labeled as expiring in:
Ans: 35 days
24). When platelets are stored on a rotator set on an open bench top, the ambient air
temperature must be recorded:
Ans: Every 4 hours
Which of the following is the correct storage temperature for the component listed?
PaperStoc.com Page 3 of 44
, 25).
Ans: Fresh Frozen Plasma -20 C
26). Six units of rbc's are issued to the or at 9am in a cooler, validated to maintain a
temperature of 1-10 degrees c for 2 hours. 40 minutes later, the cooler containing the units
of blood is returned to the blood bank as surgery was cancelled. what should be done with
these units?
Ans: Inspect units and established that appropriate temperature has been maintained
27). An acceptable storage temperature for rbc's, frozen is:
Ans: 80 degrees C
28). Rbc's leukocytes reduced must be stored at:
Ans: 1-6 degrees C
29). If the seal is entered on a unit of rbc's stored at 1- 6cwhat is the maximum allowable
storage period in hours?
Ans: 24 hours
30). Cryoprecipitated ahf must be stored at:
Ans: < or equal to -18 C
31). Plasma, frozen within 24 hours after phlebotomy (pf24) and thawed for transfusions has
an expiration of:
Ans: 24 hours
32). Apheresis platelets must be stored at:
Ans: 20-24 degrees C
33). Cryoprecipitated ahf, if maintained in the frozen state at -18*c or below, has a shelf life of:
Ans: 12 months
Thawed plasma must be stored at:
PaperStoc.com Page 4 of 44
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Academik001. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
