Question
In this condition,the first child is spared because:
A. Immune response in second exposure is fast.
B. Sensitization of Rh-negative mothers by a Rh-positive fetus generally occurs at birth.
C. Small amounts of fetal blood leak into the ma ternal circulation at the time of delivery.
D. Mothers develop significant titers of anti-Rh ag glutinins during the postpartum period.
Show Answer
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Correct Answer » B Explanation |
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This condition is Erythroblastosis fetalis
Sensitization of Rh-negative mothers by a Rh-positive fetus generally occurs at birth