Ovulation occurs :: (A) Before LH surge, (B) After biphasic rise in body temperature, (C) After ripening of follicle by FSH, (D) Before estrogen peak
Answer is C. Ovulation After estradiol reaches a peak of 200pg/ml and is sustained for about 48 hours, it exes a possitive feedback action for LH surge Final maturation of follicle is obtained by combined effect of FSH and LH Ovulation occurs 24-48 hours after LH surge Ref: D.C. Dutta's Textbook of Gynaecology, 6th edition, page no: 93