Erythroblastosis Fetalis

Q. Functions of placenta are:

1. to provide nutrition to the developing foetus
2. to provide oxygen to the developing foetus
3. to provide immunity to the developing foetus
4. to purify oxygen for the foetus

Q.

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If RH positive second faetus grows inside the uterus of RH negative mother then the child generally dies due to Erythroblastosis foetalis, but the same does not happen if mother is having blood group A and a faetus is growing inside having blood group B. Why ?

Q.

Which of these factors can cause erythroblastosis foetalis when it passes from mother to foetus through placenta?

1. Rh antibodies

2. ABO antibodies

3. Rh antigens

4. Agglutinins

Q.

In rare circumstances, death of the foetus might occur with which of the below combinations of parent and child?

1. Rh+ father and Rh+ mother

2. Rh- father and Rh- mother

3. Rh+ father and Rh- mother

4. Rh- father and Rh+ mother