In women,the cessation of menstruation occurs at the age of:

The cyclic period of sexual activity in non-human female mammals is called

In human females,the menstrual cycle can be inhibited by the administration of:

Given below is a flow chart showing ovarian changes during the menstrual cycle. Fill in the spaces by providing the names of the hormones responsible for the events shown.
$\boxed{\text{Primary follicles}}$
$\downarrow \leftarrow \boxed{A}$
$\boxed{\text{Graafian follicle}}$
$\downarrow \leftarrow \boxed{B}$
$\boxed{\text{Ovum}}$
$\downarrow \leftarrow \boxed{C}$
$\boxed{\text{Corpus luteum}}$

What is the period between menarche and menopause known as in females?

If the menstrual cycle is $35$ days long,what is the fertile period (assuming the cycle starts on day $1$)?