Complete the paragraph with the help of words given in the bracket (menstrual cycle: follicle, estrogen, ovulation, corpus luteum).
(Luteinizing hormone, endometrium of uterus, follicle stimulating hormone, estrogen, progesterone, corpus luteum)
Growth of follicles present in the ovary occurs under the effect of ------. This follicle secretes estrogen. ------ grows / regenerates under the effect of estrogen. Under the effect of ------, fully grown up follicle bursts, ovulation occurs and ------ is formed from remaining part of follicle. It secrets ------ and ------. Under the effect of these hormones, glands of ------ are activated and it becomes ready for implantation.