Fetal erythropoeis is first occurs at what week of gestation ?: (A) 6, (B) 10, (C) 12, (D) 14
Answer is A. Hematopoiesis stars in yolksac at 14 days of gestation. by 6 to 10 weeks erythropoesis occurs in liver. Textbook of obstetrics by sheipa balakrishnan,second edition, p.no:67