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blood bank rotation Questions with Detailed Verified
Answers
antibodies are produced by? Ans: ✓ ✓ ✓ B Cells
the chemical disposition of an antibody is Ans: ✓ ✓ ✓ Protein
agglutination reactions characterized by many small agglutinates in a background of free cells
would be graded as: Ans: ✓ ✓ ✓ 2+
why are pt. red cells washed before adding AHG reagents in the DAT? Ans: ✓ ✓ ✓ to remove
unbound serum proteins
the indirect antiglobulin test (IAT) requires incubation at 37C. why? Ans: ✓ ✓ ✓ to allow time for
IgG antibodies to attach to antigens on the RBCs
which Immunoglobulin class is produced early in an immune response Ans: ✓ ✓ ✓ IgM
which immunoglobulin class is found predominantly in secretions Ans: ✓ ✓ ✓ IgA
which immunoglobulin class fixes complement most efficiently Ans: ✓ ✓ ✓ IgM
what is the most common reason for a positive Rh control tube when using a protein anit-D
reagent? Ans: ✓ ✓ ✓ Positive DAT
monospecific AHG reagents contain: Ans: ✓ ✓ ✓ either anti-igG or anti-C3 antibody
you added check cells after performing an IAT and observe agglutination. what situation was not
controlled for in testing by adding these cells? Ans: ✓ ✓ ✓ addition of AHG reagent
part of daily QC in blood bank is testing of reagent antisera with corresponding red blood cells,
what does this procedure ensure? Ans: ✓ ✓ ✓ antibody specificity
information regarding reagent limitations is found in: Ans: ✓ ✓ ✓ product inserts
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what antibodies are present in polyspecific AHG reagent? Ans: ✓ ✓ ✓ Anti-IgG and Anti-C3
what reagent would be selected to detect the presence of unexpected red blood cell antibodies in a
patients serum sample? Ans: ✓ ✓ ✓ screening cells
to determine the presence of red blood cell antigens in a s ample, what source of antibody is
selected? Ans: ✓ ✓ ✓ commercial antisera
to determine the presence of red blood cell antibody in a sample, what source of antigen is
selected? Ans: ✓ ✓ ✓ commercial reagent red blood cells
what reagents are derived from plant extracts? Ans: ✓ ✓ ✓ lectins
what describes the expression of most blood group inheritance? Ans: ✓ ✓ ✓ codominant
what is agene that produces no detectable products referred to as? Ans: ✓ ✓ ✓ a null gene
the term used when two of the same forms of a gene are inherited from each parent is: Ans: ✓ ✓
✓ homozygous
alternate forms of a gene at given genetic loci is called: Ans: ✓ ✓ ✓ alleles
a gene that can inhibit the expression of another gene is called: Ans: ✓ ✓ ✓ a suppressor gene
a gene inherited in a cis position to another gene is: Ans: ✓ ✓ ✓ on the same chromosome
using known sources of reagent antisera to detect ABO antigens on a patients' red blood cells ins
known as: Ans: ✓ ✓ ✓ forward grouping
according to landsteiners rule, if a patient has no ABO antibodies, what ABO antigens would be
present on the patients RBCs? Ans: ✓ ✓ ✓ both A and B antigens
what immunoglobulin class is primarily associated with ABO antibodies Ans: ✓ ✓ ✓ IgM
what gene controls the presence of soluble H antigens in saliva Ans: ✓ ✓ ✓ Se
what lectin agglutinates A1 RBCs? Ans: ✓ ✓ ✓ Dolichos Biflorus
what immunoglobulin sugar confers B blood group specificity? Ans: ✓ ✓ ✓ galactose
what immunodominant sugar builds H antigen? Ans: ✓ ✓ ✓ fucose
© Get it right 2025 Getaway - Stuvia US All rights reserved
blood bank rotation Questions with Detailed Verified
Answers
antibodies are produced by? Ans: ✓ ✓ ✓ B Cells
the chemical disposition of an antibody is Ans: ✓ ✓ ✓ Protein
agglutination reactions characterized by many small agglutinates in a background of free cells
would be graded as: Ans: ✓ ✓ ✓ 2+
why are pt. red cells washed before adding AHG reagents in the DAT? Ans: ✓ ✓ ✓ to remove
unbound serum proteins
the indirect antiglobulin test (IAT) requires incubation at 37C. why? Ans: ✓ ✓ ✓ to allow time for
IgG antibodies to attach to antigens on the RBCs
which Immunoglobulin class is produced early in an immune response Ans: ✓ ✓ ✓ IgM
which immunoglobulin class is found predominantly in secretions Ans: ✓ ✓ ✓ IgA
which immunoglobulin class fixes complement most efficiently Ans: ✓ ✓ ✓ IgM
what is the most common reason for a positive Rh control tube when using a protein anit-D
reagent? Ans: ✓ ✓ ✓ Positive DAT
monospecific AHG reagents contain: Ans: ✓ ✓ ✓ either anti-igG or anti-C3 antibody
you added check cells after performing an IAT and observe agglutination. what situation was not
controlled for in testing by adding these cells? Ans: ✓ ✓ ✓ addition of AHG reagent
part of daily QC in blood bank is testing of reagent antisera with corresponding red blood cells,
what does this procedure ensure? Ans: ✓ ✓ ✓ antibody specificity
information regarding reagent limitations is found in: Ans: ✓ ✓ ✓ product inserts
© Get it right 2025 Getaway - Stuvia US All rights reserved
, Click here for more: Scholars nexus
what antibodies are present in polyspecific AHG reagent? Ans: ✓ ✓ ✓ Anti-IgG and Anti-C3
what reagent would be selected to detect the presence of unexpected red blood cell antibodies in a
patients serum sample? Ans: ✓ ✓ ✓ screening cells
to determine the presence of red blood cell antigens in a s ample, what source of antibody is
selected? Ans: ✓ ✓ ✓ commercial antisera
to determine the presence of red blood cell antibody in a sample, what source of antigen is
selected? Ans: ✓ ✓ ✓ commercial reagent red blood cells
what reagents are derived from plant extracts? Ans: ✓ ✓ ✓ lectins
what describes the expression of most blood group inheritance? Ans: ✓ ✓ ✓ codominant
what is agene that produces no detectable products referred to as? Ans: ✓ ✓ ✓ a null gene
the term used when two of the same forms of a gene are inherited from each parent is: Ans: ✓ ✓
✓ homozygous
alternate forms of a gene at given genetic loci is called: Ans: ✓ ✓ ✓ alleles
a gene that can inhibit the expression of another gene is called: Ans: ✓ ✓ ✓ a suppressor gene
a gene inherited in a cis position to another gene is: Ans: ✓ ✓ ✓ on the same chromosome
using known sources of reagent antisera to detect ABO antigens on a patients' red blood cells ins
known as: Ans: ✓ ✓ ✓ forward grouping
according to landsteiners rule, if a patient has no ABO antibodies, what ABO antigens would be
present on the patients RBCs? Ans: ✓ ✓ ✓ both A and B antigens
what immunoglobulin class is primarily associated with ABO antibodies Ans: ✓ ✓ ✓ IgM
what gene controls the presence of soluble H antigens in saliva Ans: ✓ ✓ ✓ Se
what lectin agglutinates A1 RBCs? Ans: ✓ ✓ ✓ Dolichos Biflorus
what immunoglobulin sugar confers B blood group specificity? Ans: ✓ ✓ ✓ galactose
what immunodominant sugar builds H antigen? Ans: ✓ ✓ ✓ fucose
© Get it right 2025 Getaway - Stuvia US All rights reserved
