ÿMeeting and fusion of cranial, lateral, and caudal edges
of the embryo create the
primordial foregut and hindgut
lSlow fusion of midgut-due to presence of yolk sac. Midgut remains open until week
6-donnects to yolk sac via vitelline duct.
lBuccopharyngeal membrane opens at 4 and cloacal membrane
at 7 weeks