Embryology of Amnion and umbilical cord

The video explains the embryology of the Amnion and umbilical cord with all the minor details. TIMELINE: 0:00 Introduction 0:57 Amnion and umbilical cord 2:44 Structures passing through the umbilical ring 2:51 The connecting stalk 3:44 The yolk sac 4:03 The canal connecting the intraembryonic and extraembryonic cavities 5:43 Formation of primitive umbilical cord 9:06 Physiological umbilical hernia 11:10 Jelly of Wharton 13:22 Amniotic fluid 14:14 Functions of amniotic fluid 15:00 Fetus drinks its amniotic fluid 15:20 Fetal urine 15:33 amniochorionic membrane helps in birth