When teaching a pregnant client about antibodies that are passed from mother to newborn, which antibody should the nurse include?
1. IgM
2. IgA
3. IgD
4. IgG
4
Explanation:
1. IgM is the first antibody produced with primary immune response. It does not cross the placenta.
2. IgA does not cross the placenta.
3. Although the function of IgD is not fully understood, it is not thought to cross the placenta.
4. IgG crosses the placenta and provides the newborn with passive immunity.
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