Labels:baby | bulletin board | cell | earth | person | sky OCR: BIRTH moves IRTH is the from its process mother in which uterus baby OPENING OF THE CERVIX the outside W After nine months The process of giving birth is called labor the three baby stages to ready the to baby be > born. birth: There the and are In the position, diameter first to and of 10 stage, move to cm the open the baby the muscles inches). cervix into of the the to birth uterus opening of the cervix; the birth the delivery of the afterbirth Uterus Umbilical cord Muscles the uterus tighten. causing contractions Amniotic sac During the early stages of birth. the sac containing the amniotic fluid may break Cervix Contractions start making the opening of the cervix wider MONTHS STAGE STOGE2 STAGE: contract STAGE1