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Mirbek Mirbek
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6 years ago
The reason why babies born to mothers with Graves' disease suffer passively from the disease for only a short while after birth is that _____.
 
  a. very little IgM is transported across the placenta
  b. only antibodies, and not the B cells making the autoantibodies, cross the placenta
  c. the newborn's regulatory T cells suppress autoantibody production
  d. the newborn's thyroid gland develops resistance to the effects of maternal autoantibodies
  e. thyroglobulin synthesis does not commence until months after birth.
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jjacksonmiajjacksonmia
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6 years ago
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