Which of the Following Best Describes the Principle of the Kleihauer-Betke

question 7

Multiple Choice

Which of the following best describes the principle of the Kleihauer-Betke test?

• A) Fetal hemoglobin is resistant to acid elution and remains in the cell to stain pink, whereas adult cells appear as ghost cells.
• B) Adult hemoglobin is resistant to acid elution and remains in the cell to stain pink, whereas fetal cells appear as ghost cells.
• C) D-positive cells from the fetus form rosettes around the IgG-coated mother's cells.
• D) Indicator cells form rosettes around the fetal D-positive cells.

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