The mother begins pushing to deliver the baby.
The cervix dilates to 7cm, regular contractions start, the baby usually internally rotates to face the pelvis.
The uterus shrinks back to it's original size.
The placenta is delivered
Breaking of the waters period
The baby is delivered.
The cervix is fully dilated.
The placenta is delivered.
Can last anywhere from 20 minutes to 3 hours.
Are usually non-pathological, and are caused by fetal head compression
Mean interventions should be done RIGHT AWAY
Usually result in fetal mortality
Never coincide with contractions.
Umbilical cord obstruction
Fetal head compression