Immunohematology Midterm Exam Questions With Verified Solutions.

What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? A. Genotyping B. Phenotyping C. Both genotyping and phenotyping D. Polymerase chain reaction - Answer Correct Answer: B If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: A. Dosage B. Linkage disequilibrium C. Homozygosity D. Heterozygosity - Answer Correct Answer: A Carla expresses the blood group antigens Fya, Fyb, and Xga. James shows expressions of none of these antigens. What factor(s) may account for the absence of these antigens in James? A. Gender B. Race C. Gender and race D. Medication - Answer Correct Answer: C Which of the following statements is true? A. An individual with the BO genotype is homozygous for B antigen B. An individual with the BB genotype is homozygous for B antigen C. An individual with the OO genotype is heterozygous for O antigen D. An individual with the AB phenotype is homozygous for A and B antigens - Answer Correct Answer: B