The events of the birthing process use positive feedback.The stretching of the cervix during prelabor or stage 1 of labor causes the hypothalamus to trigger the pituitary gland to release the hormone oxytocin,which causes uterine contractions.

Question

Quizplus · Accepted Answer

Unlike most processes in our body that rely on negative feedback, labor involves positive feedback, with contractions ending when the baby is born and the placenta is delivered.

The Events of the Birthing Process Use Positive Feedback