RECENT COMPREHENSIVE
QUESTIONS AND ANSWERS
|COMPLETE SOLUTIONS |A+
GRADED |100% CORRECT!!
The minimum hemoglobin concentration in a fingerstick from a male blood
donor is:
a. 12.0 g/dL (120 g/L)
b. 12.5 g/dL (125 g/L)
,c. 13.5 g/dL (13.5 g/L)
d. 15.0 g/dL (150 g/L) - 🧠 ANSWER ✔✔b. 12.5 g/dL (125 g/L)
All donors, regardless of sex, require a minimum hemoglobin of 12.5 g/dL
(125 g/L). The value must not be performed on an earlobe stick.
Which one of the following constitutes permanent rejection status of a
donor?
a. a tattoo 5 months previously
b. recent close contact with a patient with viral hepatitis
c. 2 units of blood transfused 4 months previously
d. confirmed positive test for HBsAg 10 years previously - 🧠 ANSWER
✔✔d. confirmed positive test for HBsAg 10 years previously
A positive rest for HbsAg at any time is an indefinite deferral.
A cause for permanent deferral of blood donation is:
,a. diabetes
b. residence in an endemic malaria region
c. history of jaundice of uncertain cause
d. history of therapeutic rabies vaccine. - 🧠 ANSWER ✔✔c. history of
jaundice of uncertain cause
Jaundice is a sign of liver impairment, which might be due to HBV or HCV.
Infection with HBV and HCV is a cause for indefinite deferral.
Below are the results of the history obtained from a prospective female
blood donor:
age: 16
temp: 99.0 degree F (37.2 ˚C)
Hct: 36%
history: tetanus toxoid immunization 1 week previously
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, How many of the above results excludes this donor from giving blood for a
routine transfusion?
a. none
b. 1
c. 2
d. 3 - 🧠 ANSWER ✔✔b. 1
The Hct must be >38%. A donor may be 16 unless state law differs.
Temperature must not exceed 99.5 degrees F/37.5˚C, blood pressure must
be <180mm Hg systolic and <100mm Hg diastolic, pulse 50-100 unless an
athlete (which can be lower). Toxoids and vaccines from synthetic or killed
sources have no deferral.
Prior to blood donation, the intended venipuncture site must be cleaned
with a scrub solution containing:
a. hypochlorite