To have a better understanding of the female reproductive anatomy, it is better to study it in two parts the external and the internal female sex organs.
Men keep on producing sperms for the better part of their life. Women, on the other hand, are born with all the eggs that they will ever have during their lifetime. At the time of birth, the number of eggs is almost 2 million. However, with age, these start to disintegrate and at the age of 10 to 14, when the body is ripe for the onset of menstruation this number will have decreased to 300,000.