Arrange the following events of human female reproductive cycle in a sequence :-
(a) Secretion of $\mathrm{FSH}$
(b) Growth of corpus luteum
(c) Growth of Follicles
(d) Ovulation
(e) Sudden increase in level of $\mathrm{LH}$

If in a normal Menstruating woman, menses occur $5^{\mathrm{th}}$ April, what will be expected date of Ovulation?

Define the following:

Amenorrhea

Arrange the phases of the menstrual cycle in the correct order.

$1)$ Proliferative
$2)$ Menstrual
$3)$ Ovulatory
$4)$ Secretory

The graph given below shows the level of the ovarian hormones in a normally menstruating woman during the follicular phase. Name ‘A’ and ‘B’.

Reconstruct the graph showing the level of hormones in luteal phase.

The graph given below shows the level of the ovarian hormones in a normally menstruating woman during the follicular phase. Name ‘A’ and ‘B’.

Which of the following statements are correct regarding female reproductive cycle?

A. In non-primate mammals cyclical changes during reproduction are called oestrus cycle.

B. First menstrual cycle begins at puberty and is called menopause.

C. Lack of menstruation may be indicative of pregnancy.

D. Cyclic menstruation extends between menarche and menopause.

Choose the most appropriate answer from the options given below.

Statement (S) : There is $\mathrm{LH}$ surge in Ovulatory phase.

Reason (R):  $\mathrm{LH}$ surge induces the growth and maturation of follicles in the Ovary.

The correct answer is