Corpus luteum is the source of secretion of

What are the changes in the oogonia during the transition of a primary follicle to Graafian follicle ?

The menstrual cycle in normal adult woman is of

The placenta helps in the maintenance of pregnancy by secreting a hormone, known as

Which one of the following is the correct matching of the events occurring during menstrual cycle?

Arrange the events of menstrual cycle as they occur

$I.$ Secretion of $FSH$

$II.$ Growth of corpus luteum

$III.$ Growth of follicle and oogenesis

$IV.$Ovulation

$V.$ Sudden increase in level of $LH$