5 Questions
What is the source of amniotic fluid in the early stage?
Cells forming the wall of the amnion (amnioblasts)
Which structure forms a covering for the umbilical cord?
Amnion
What is the floor of the amnion formed by?
Epiblast
Which structure is derived from the cytotrophoblast?
Amnioblast or amniogenic cells
What helps elongation of the umbilical cord?
Rapid enlargement of the amniotic cavity
Test your knowledge of foetal membrane development and the structures that develop from the zygote but do not contribute to the formation of the embryo. This quiz covers the formation of trophoblast, amnion, yolk sac, allantois, connecting stalk, and chorion, as well as the appearance and development of the amnion in the early stages of embryonic development.
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