Read the following statements and choose the correct option: 1. Both LH and FSH attain a peak level on the 20th day of cycle. 2. Rapid secretion of LH leading to its maximum level during the mid-cycle called LH surge induce rupture of Graafian follicle and thereby the release of ovum. 3. The corpus luteum secretes large amounts of estrogen which is essential for maintenance of endometrium. 4. During pregnancy all eve

Step-by-step solution

Both LH and FSH attain a peak level on the 14th day of cycle. Rapid secretion of LH leading to its maximum level during the mid-cycle called LH surge induce rupture of Graafian follicle and thereby the release of ovum. The corpus luteum secretes large amounts of progestrogen which is essential for maintenance of endometrium. During pregnancy all events of the menstrual cycle stop and there is no menstruation.