Master in Sexology and Psychosexual Counseling. For More Info WhatsApp- 9604715783/9359863878. Anterior pituitary secretes FSH and LH hormones which act on the ovaries. As a result, Estrogen and Progesterone hormones are secreted by the ovaries. The ovarian hormones are secreted at drastically different rates during the different parts of the menstrual cycle. The duration of menstrual cycle is of 28 days, though a cycle of 20 days to 36 days is considered as normal.