Fetal erythropoietin production is inhibited by?
Ans. is 'b' i.e., Estrogen Ref: Principles and practice of maternal healthThe plasma erythropoietin activity increases steadily during pregnancy.Estrogen antagonizes the erythropoietin-augmenting effect of placental lactogen.It inhibit utilization of erythropoietin by the marrow stem cells, and also impairs its production.
Testosterone
Estrogen
Coisol
Hypoxia