Réponse:
where's the list to select from? but it is used
Explications:
oxytocin is used before the labor the woman by making her organs produce insuline (pancreas) and uptake glucose (with the insuline ). the organs that uptake the glucose in her lower half, are induced dilation and for contractions causing the labor itself.
after the labor, the oxytocin induces the production of milk in the breasts