10 Questions
What is the result of cranial folding during cephalocaudal folding of the embryo?
Development of the forebrain beyond oropharyngeal membrane
What is the process of converting the flat trilaminar disc into a cylindrical embryo called?
Cephalocaudal folding
During which week does the folding of the embryo typically end?
End of 3rd week
What contributes to lateral folding of the embryo to form a cylindrical shape?
Rapid growth of somites
What is formed as a result of tail folding during cephalocaudal folding of the embryo?
Cloaca (primordium of urinary bladder and rectum)
What is the fate of the allantois?
Develops from the caudal part of the yolk sac
What is the function of the vitelline vessels?
Gives rise to the superior mesenteric artery, portal and hepatic veins
What is the result of lateral folding during embryonic development?
The embryo acquires its characteristic form
What is the communication between the midgut & yolk sac called?
Vitelline duct
What causes congenital umbilical faecal fistula?
Persistence of the vitello-intestinal duct
Learn about the folding of fetal membranes and the conversion of the flat trilaminar disc into a cylindrical embryo. Understand the types of folding including cephalocaudal folding and lateral folding, and the time frame in which these processes occur.
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