Vocabulary
cervix Narrow part of the uterus where it connects with the vagina.
corpus luteum Structure that develops from a follicle after the egg bursts out of the
follicle and through the ovary wall during ovulation.
eggs Female gametes or sex cells.
estrogen Main sex hormone in females.
fallopian tubes Female reproductive organs through which eggs pass to reach the uterus
and where an egg may unite with a sperm.
follicle Nest of cells in an ovary that enclose an egg; protects egg during maturation prior
to ovulation.
menstrual cycle Monthly cycle of changes that occur in the uterus and ovaries.
menstruation Monthly shedding of the lining of the uterus through the vagina; also called
a menstrual period.
ovaries Female reproductive organs that produce eggs and secrete estrogen.
ovulation Release of an egg by an ovary.
vagina Female reproductive organ where sperm are deposited and through which a baby
passes to leave the mother’s body during birth.
uterus Female reproductive organ where a baby develops until birth.
Points to Consider
- After an egg is released, what must occur in order for reproduction to proceed? Do
you know what the next step is called? Do you know where it takes place?