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SBB Study Guide Questions And Answers New
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SBB Study Guide Questions And Answers New2023-2024
Quiz :What enzyme may be useful in distinguishing anti-Ge2 from anti-Ge3? -
Answer :Papain (Anti-Ge2 will not react)
Quiz :The beta 1-3 linkage between galactose and N-actylglucosamine is found
in: - Answer :Secretions
Quiz :Which of the following represents the Type II chain? - Answer :Beta 1-4
linkage between galactose and N acetyl glucosamine
Quiz :Rank the order of decreasing H concentration on RBCs -
Answer :0>A2>B>A2B>A1>A1B
Quiz :All of the following are genotypes for the A1 phenotype except:
1. A1/A1
2. A1/A2
3. A2/B
4. A1/O - Answer :A2/B
Quiz :The ABO genes are located on which chromosome? - Answer :9
Quiz :Which glycosyltransferase is needed before A and B antigens are
formed? - Answer :L-fucosyltransferase
Quiz :What is the typical reaction of the A3 subgroup? - Answer :mixed field
reaction with Anti-A and Anti-A,B
Quiz :What is the typical reaction of the Ael subgroup? - Answer :Positive
reaction with anti-H
Quiz :What clinical condition may yield positive reactions with Anti-A, negative
with Anti-B, negative with A1 and B cells. - Answer :Hypogammaglobulinemia
Quiz :What differentiates a Bombay anti-H from an anti-H cold agglutin? -
Answer :Reactivity at body temperature
Quiz :The is antigen is associated with linear carbohydrate chains? - Answer :i
antigen
, Quiz :The following reactions are found on a 35 yr old male. Anti-A 4+, Anti-B
0, Anti-A,B-4+, A1 cells 3+, B cells 4+, O cells 3+. How could these be explained?
- Answer :Anti-M in plasma
Quiz :Anti-IH would react best with which RBC? - Answer :O
Quiz :The acquired B phenomenon is only found in which ABO group? -
Answer :A
Quiz :Which of the following is true about the A2 subgroup?
1. 1-8% of persons will product anti-A1
2. Anti-A1 does not react with A2 RBCs
3. Anti-A2 is formed
4. Two of the above - Answer :Two of the above (1-8% of persons will product
anti-A1 and Anti-A1 does not react with A2 RBC )
Quiz :Anti-Lu3 is associated with: - Answer :Recessive type Lu(a-b-)
Quiz :The dominant Lu(a-b-) type is associated with what gene? -
Answer :In(Lu)
Quiz :What substance could be used to rule out anti-E in the presence of anti-
Lub? - Answer :DTT
Quiz :Which pair of alleles is out of place?
1. Lu8/Lu14
2. Lu8/Lu10
3.Lu6/Lu9
4. Aua/Aub - Answer :Lu8/Lu10
Quiz :Persons who are group B are more common among which population? -
Answer :Black/Asian
Quiz :Red cells that lack glycophrin A also lack: - Answer :Ena antigens
Quiz :Anti-ENKT reacts with which RBCs? - Answer :ENaFS
Quiz :What is a lectin? - Answer :Seed extracts that agglutinate human cells
with moderate specificity
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