Monday 19 September 2011

3.9b

recall structure and function of female reproductive system.
before pregnancy uterus is small, no larger than an orange.



ovary - meiosis occurs, production of female gamete (egg)
oviducts - carry eggs to uterus, also location of fertilisation
uterus -
wall made of muscle which expands and contracts during pregnancy and just after to accomodate unborn child.
lining accepts and develops the fertilised egg
space allows the egg to turninto a embryo and then an unborn child.
development of placenta in uterus too.
cervix - enterance to uterus (where the sperm cells enter)
vagina - collects sperm cells, allows them to pass.

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