Completar frases From pregnancy to birthVersión en línea Fill-in the words missing. por Miguel Angel Preciado Lopez 1 period Ovulation Fertilisation 2 placenta 3 cervix caesarean vagina hormones Menstruation 1 starts when the uterus releases blood and tissue . The levels of rise and one ovum starts to mature . takes place when the ovum is released into one of the fallopian tubes . takes places if the egg is fertilised . A woman will have her if the egg is not fertilised . The muscles of the uterus contract to open the . The liquid from the amniotic sac is released in stage . Contractions push the baby into the in stage . When the baby is born by surgery it is called . The umbilical cord is cut in stage . Contractions push the out of the body .
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