BOC MLS (ASCP)
BOC MLS (ASCP) Exam Questions and
Answers
Question 1
The minimum hemoglobin concentration in a fingerstick from a male blood donor is
Correct Answer
13.0 g/dL
Question 2
A cause for indefinite deferral from blood donation is
Correct Answer
Positive test for Trypanosoma Cruzi
Question 3
Which of the following prospective donors would be accepted for blood donation
Correct Answer
82 year old male with hemoglobin of 13.5
Question 4
What constitutes permanent deferral status of a donor
Correct Answer
Confirmed positive test for HBsAg 10 years previously
Question 5
A prospective donor with what health histories would be accepted for blood donation
Correct Answer
HIV prevention drugs 6 months ago
Page 1 of 402
, BOC MLS (ASCP)
Question 6
In order to be a plateletpheresis donor the platelet count must be at least
Correct Answer
150,000
Question 7
Prior to blood donation, the intended venipuncture site must be cleaned with a scrub
solution containing:
Correct Answer
Povidone Iodine
Question 8
A donor who has just donated 2 units of apheresis RBC will be deferred from further
blood donation for a minimum of how many weeks
Correct Answer
16
Question 9
Which infectious agent relies solely on donor questioning to avoid transmission from
transfused blood products
Correct Answer
Plasmodium Falciparum
Question 10
What practice at the time of blood collection helps minimize bacterial contamination
of platelet products
Correct Answer
Diversion pouch
Page 2 of 402
, BOC MLS (ASCP)
Question 11
If a unit of autologous RBC is collected and transfused in the same facility, what is not
required
Correct Answer
Infectious disease screening
Question 12
According to AABB standards, what is the minimum hemoglobin level for an
autologous donor
Correct Answer
11.0 g/dL
Question 13
What must be included on the label of a unit of RBC leukocytes reduced
Correct Answer
Unique collection facility identifier
Question 14
All donor blood testing must include
Correct Answer
Serological testing for syphilis
Question 15
What is not a useful strategy to reduce bacterial contamination in platelet
components
Correct Answer
using green soap scrub to disinfect venipuncture site
Page 3 of 402
, BOC MLS (ASCP)
Question 16
What practice has been useful in reducing the incidence of transfusion related acute
lung injury (TRALI)
Correct Answer
use of FFP from male donors
Question 17
In allogenic blood donation, which infectious agent must also include a nucleic acid
testing assay (NAT)
Correct Answer
HBV
Question 18
What is the primary reason that infectious agents can be transmitted following blood
transfusion
Correct Answer
Donor in the window of early infection
Question 19
Apheresis platelets that will undergo pathogen reduction technology do not require
Correct Answer
culture based testing for bacteria
Question 20
A blood donor sample is Rh negative at immediate spin would need what additional
testing
Correct Answer
Weak D
Page 4 of 402
BOC MLS (ASCP) Exam Questions and
Answers
Question 1
The minimum hemoglobin concentration in a fingerstick from a male blood donor is
Correct Answer
13.0 g/dL
Question 2
A cause for indefinite deferral from blood donation is
Correct Answer
Positive test for Trypanosoma Cruzi
Question 3
Which of the following prospective donors would be accepted for blood donation
Correct Answer
82 year old male with hemoglobin of 13.5
Question 4
What constitutes permanent deferral status of a donor
Correct Answer
Confirmed positive test for HBsAg 10 years previously
Question 5
A prospective donor with what health histories would be accepted for blood donation
Correct Answer
HIV prevention drugs 6 months ago
Page 1 of 402
, BOC MLS (ASCP)
Question 6
In order to be a plateletpheresis donor the platelet count must be at least
Correct Answer
150,000
Question 7
Prior to blood donation, the intended venipuncture site must be cleaned with a scrub
solution containing:
Correct Answer
Povidone Iodine
Question 8
A donor who has just donated 2 units of apheresis RBC will be deferred from further
blood donation for a minimum of how many weeks
Correct Answer
16
Question 9
Which infectious agent relies solely on donor questioning to avoid transmission from
transfused blood products
Correct Answer
Plasmodium Falciparum
Question 10
What practice at the time of blood collection helps minimize bacterial contamination
of platelet products
Correct Answer
Diversion pouch
Page 2 of 402
, BOC MLS (ASCP)
Question 11
If a unit of autologous RBC is collected and transfused in the same facility, what is not
required
Correct Answer
Infectious disease screening
Question 12
According to AABB standards, what is the minimum hemoglobin level for an
autologous donor
Correct Answer
11.0 g/dL
Question 13
What must be included on the label of a unit of RBC leukocytes reduced
Correct Answer
Unique collection facility identifier
Question 14
All donor blood testing must include
Correct Answer
Serological testing for syphilis
Question 15
What is not a useful strategy to reduce bacterial contamination in platelet
components
Correct Answer
using green soap scrub to disinfect venipuncture site
Page 3 of 402
, BOC MLS (ASCP)
Question 16
What practice has been useful in reducing the incidence of transfusion related acute
lung injury (TRALI)
Correct Answer
use of FFP from male donors
Question 17
In allogenic blood donation, which infectious agent must also include a nucleic acid
testing assay (NAT)
Correct Answer
HBV
Question 18
What is the primary reason that infectious agents can be transmitted following blood
transfusion
Correct Answer
Donor in the window of early infection
Question 19
Apheresis platelets that will undergo pathogen reduction technology do not require
Correct Answer
culture based testing for bacteria
Question 20
A blood donor sample is Rh negative at immediate spin would need what additional
testing
Correct Answer
Weak D
Page 4 of 402
