PRE-ASSESSMENT: IMMUNOHEMATOLOGY PART 2
EXAM QUESTIONS AND ANSWERS
Correct
100%
Incorrect
1 of 117
Definition
Hgb concentration in a potential autologous donor should be?
Give this one a try later!
no less than 12.5 g/dl no less than 13.5 g/dl
no less than 10 g/dl no less than 11 g/dL
Don't know?
2 of 117
Definition
The temperature for incubation of the indirect antiglobulin test (IAT)
should be
a. 24C
,b. 6C
c. 37C
d. 37 +- 10C
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37C true
37 C 3+
Don't know?
3 of 117
Definition
Platelets must be kept in constant motion for which of the following
reasons?
a. Maintain the pH so the platelets will be alive before transfusion
b. Keep the platelets in suspension and prevent clumping of the
platelets
c. Mimic what is going on in the blood vessels
d. Preserve the coagulation factors and platelet viability
Give this one a try later!
Maintain the pH so the
A patient with antibodies to a high-
platelets will be alive before
frequency antigen
transfusion
, indefinite or permanent deferral; Test the serum with A2 cells and
Creutzfeldt-Jakob disease (CJD) Test the cells with anti-A1 lectin
Don't know?
4 of 117
Definition
A newborn has a positive DAT. What is the best procedure to
determine the antibody causing a positive DAT in this newborn?
a. An antibody titer on the mother's serum
b. An antibody panel on the mother's serum
c. An antibody panel performed on the eluate of the mother's cells
d. An antibody panel performed on the eluate of the baby's cells
Give this one a try later!
Has a higher frequency in women An antibody panel on the
than in men mother's serum
Maintain the pH so the platelets will
PD, needle marks on both arms
be alive before transfusion
Don't know?
, 5 of 117
Definition
T/F: Fya and Fyb antigens are enhanced by enzymes, anti-Fya and
anti-Fyb would react with enzyme-treated panel cells.
Give this one a try later!
false: Fya and Fyb antigens are
sensitive to enzymes, anti-Fya
thawed at 1-6 C and is suspended in
and anti-Fyb would not react
10-15 mL of plasma
with enzyme-treated panel
cells
von Willebrand's disease,
Hemophilia A, to control bleeding
associated with fibrinogen false: high prevalence
deficiency, and Factor XIII
deficiency
Don't know?
EXAM QUESTIONS AND ANSWERS
Correct
100%
Incorrect
1 of 117
Definition
Hgb concentration in a potential autologous donor should be?
Give this one a try later!
no less than 12.5 g/dl no less than 13.5 g/dl
no less than 10 g/dl no less than 11 g/dL
Don't know?
2 of 117
Definition
The temperature for incubation of the indirect antiglobulin test (IAT)
should be
a. 24C
,b. 6C
c. 37C
d. 37 +- 10C
Give this one a try later!
37C true
37 C 3+
Don't know?
3 of 117
Definition
Platelets must be kept in constant motion for which of the following
reasons?
a. Maintain the pH so the platelets will be alive before transfusion
b. Keep the platelets in suspension and prevent clumping of the
platelets
c. Mimic what is going on in the blood vessels
d. Preserve the coagulation factors and platelet viability
Give this one a try later!
Maintain the pH so the
A patient with antibodies to a high-
platelets will be alive before
frequency antigen
transfusion
, indefinite or permanent deferral; Test the serum with A2 cells and
Creutzfeldt-Jakob disease (CJD) Test the cells with anti-A1 lectin
Don't know?
4 of 117
Definition
A newborn has a positive DAT. What is the best procedure to
determine the antibody causing a positive DAT in this newborn?
a. An antibody titer on the mother's serum
b. An antibody panel on the mother's serum
c. An antibody panel performed on the eluate of the mother's cells
d. An antibody panel performed on the eluate of the baby's cells
Give this one a try later!
Has a higher frequency in women An antibody panel on the
than in men mother's serum
Maintain the pH so the platelets will
PD, needle marks on both arms
be alive before transfusion
Don't know?
, 5 of 117
Definition
T/F: Fya and Fyb antigens are enhanced by enzymes, anti-Fya and
anti-Fyb would react with enzyme-treated panel cells.
Give this one a try later!
false: Fya and Fyb antigens are
sensitive to enzymes, anti-Fya
thawed at 1-6 C and is suspended in
and anti-Fyb would not react
10-15 mL of plasma
with enzyme-treated panel
cells
von Willebrand's disease,
Hemophilia A, to control bleeding
associated with fibrinogen false: high prevalence
deficiency, and Factor XIII
deficiency
Don't know?
