Contractions begin and the cervix gradually opens. See the stages of labor and watch a baby being born.
Shoulder Dystocia: Signs, Causes, Prevention & Complications
Labor and Birth. First Stage of Labor Early sign of labor: Early sign of labor: –Lose the mucus plug – water may break Contractions are the tightening. - ppt download
Imaging tech produces real-time 3D maps of uterine contractions during labor – Washington University School of Medicine in St. Louis
CST For Babies
Your Body throughout Pregnancy National Partnership for Women & Families
How do babies come out from the womb? - Quora
Labour and birth - Baby's journey through pelvis – My Expert Midwife
Labor and Birth BabyCenter
10 Visual Aids for Birth ideas