Question 1

An individual's blood cells gave the following reactions with antisera: 
Anti-D Anti-C Anti-E Anti-c Anti-e Rh control
4+    3+    0      3+   3+    0
The most probable genotype is:

Accepted Answer

A)  R1R2
B)  R2r
C)  R0r
D)  R1r

Question 2

Red cells that phenotype as D-negative indicate that:

Accepted Answer

A)  they inherited two D genes.
B)  there is no genetic material inherited from the RHD gene from both parents.
C)  a suppressor gene was inherited that is turning off the D gene expression.
D)  reagents currently in use are not detecting the D antigen.

Question 3

If D-negative red cells are given to an R1R1 individual what is the most likely antibody that could develop?

Accepted Answer

A)  Anti-E
B)  Anti-d
C)  Anti-D
D)  Anti-c

Question 4

Which of the following is associated with the Rhnull phenotype?

Accepted Answer

A)  Membrane abnormalities
B)  Immunized Rhnull individuals may produce anti-Rh29
C)  Mutation of the RhAG regulator gene
D)  All of the above

Question 5

Match the following phenotypes with the most probable genotype in the Weiner nomenclature.
-ce

Accepted Answer

A)  R1r
B)  R1R1
C)  R2R2
D)  rr

Question 6

Anti-D reagent and the Rh control were tested with red cells.Both tests were 2+ agglutination reactions.What is the interpretation of the results?

Accepted Answer

A)  D-positive
B)  D-negative
C)  Unable to interpret without further testing
D)  D-positive if the sample is from a patient

Question 7

An anti-E was identified in a patient who recently received a transfusion.What other Rh system antibody should be investigated?

Accepted Answer

A)  Anti-G
B)  Anti-f
C)  Anti-D
D)  Anti-c

Question 8

Match the Fisher-Race notation with the correct Weiner notation for the following:
-Rz

Accepted Answer

A)  Ce
B)  CE
C)  DCE
D)  Dce

Question 9

Match the following phenotypes with the most probable genotype in the Weiner nomenclature.
-DCce

Accepted Answer

A)  R1r
B)  R1R1
C)  R2R2
D)  rr

Question 10

Each of the following genotypes is possible for an individual whose red cells react as indicated below except: ANTISERA REACTIONS
Anti-C +
Anti-D +
Anti-E +
Anti-c +
Anti-e +

Accepted Answer

A)  R1R2.
B)  R1r".
C)  Rzr.
D)  R0r'.

Exam 5: Rh Blood Group System

Match the following phenotypes with the most probable genotype in the Weiner nomenclature. -DCce

Correct Answer
verified

Anti-D reagent and the Rh control were tested with red cells.Both tests were 2+ agglutination reactions.What is the interpretation of the results?

Correct Answer
verified

Each of the following genotypes is possible for an individual whose red cells react as indicated below except: ANTISERA REACTIONS Anti-C + Anti-D + Anti-E + Anti-c + Anti-e +

Correct Answer
verified

Red cells that phenotype as D-negative indicate that:

Correct Answer
verified

If D-negative red cells are given to an R₁R₁individual what is the most likely antibody that could develop?

Correct Answer
verified

Match the following phenotypes with the most probable genotype in the Weiner nomenclature. -ce

Correct Answer
verified

Match the Fisher-Race notation with the correct Weiner notation for the following: -R^z

Correct Answer
verified

An anti-E was identified in a patient who recently received a transfusion.What other Rh system antibody should be investigated?

Correct Answer
verified

Which of the following is associated with the Rh_nullphenotype?

Correct Answer
verified

An individual's blood cells gave the following reactions with antisera: Anti-D Anti-C Anti-E Anti-c Anti-e Rh control 4+ 3+ 0 3+ 3+ 0 The most probable genotype is:

Correct Answer
verified

Exam 5: Rh Blood Group System

Match the following phenotypes with the most probable genotype in the Weiner nomenclature. -DCce

Correct AnswerverifiedShow Answer

Anti-D reagent and the Rh control were tested with red cells.Both tests were 2+ agglutination reactions.What is the interpretation of the results?

Correct AnswerverifiedShow Answer

Each of the following genotypes is possible for an individual whose red cells react as indicated below except: ANTISERA REACTIONS Anti-C + Anti-D + Anti-E + Anti-c + Anti-e +

Correct AnswerverifiedShow Answer

Red cells that phenotype as D-negative indicate that:

Correct AnswerverifiedShow Answer

If D-negative red cells are given to an R1R1 individual what is the most likely antibody that could develop?

Correct AnswerverifiedShow Answer

Match the following phenotypes with the most probable genotype in the Weiner nomenclature. -ce

Correct AnswerverifiedShow Answer

Match the Fisher-Race notation with the correct Weiner notation for the following: -Rz

Correct AnswerverifiedShow Answer

An anti-E was identified in a patient who recently received a transfusion.What other Rh system antibody should be investigated?

Correct AnswerverifiedShow Answer

Which of the following is associated with the Rhnull phenotype?

Correct AnswerverifiedShow Answer

An individual's blood cells gave the following reactions with antisera: Anti-D Anti-C Anti-E Anti-c Anti-e Rh control 4+ 3+ 0 3+ 3+ 0 The most probable genotype is:

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

If D-negative red cells are given to an R₁R₁individual what is the most likely antibody that could develop?

Correct Answer
verified

Correct Answer
verified

Match the Fisher-Race notation with the correct Weiner notation for the following: -R^z

Correct Answer
verified

Correct Answer
verified

Which of the following is associated with the Rh_nullphenotype?

Correct Answer
verified

Correct Answer
verified