Surgery In evaluating the menstrual cycle, which is TRUE? A Estrogen secretion predominates during week prior to menstruation. B Ovulation follows a surge in LH. C Progesterone predominates the first week after menstruation. D FSH is released at midcycle. 💡 Explanation In evaluating the menstrual cycle, which is TRUE? ✓ Correct Answer: B. Ovulation follows a surge in LH.