10 Questions
In which stage of mouse development is the primitive streak formed?
E6.5
What is the shape of the pluripotent epiblast during early post-implantation development of human embryos?
Disc
By what stage has the hypoblast formed a prospective yolk sac in mice?
E11
Where are PGCs specified in monkey embryos?
In a population of amniotic cells
At what stage is gastrulation initiated in mice?
E14
What is the stage of development at which the blastocyst is ready to implant into the uterus?
E4.5 in mice and E7 in humans
Which tissue is contiguous to the epiblast and undergoes lumen formation?
Extra-embryonic ectoderm
What is the origin of the parietal endoderm?
Primitive endoderm
What is the result of the fusion of the extra-embryonic ectoderm and epiblast cavities?
The formation of the pro-amniotic cavity
What is the function of the distal (DVE) and anterior (AVE) visceral endoderm cells?
To migrate towards the epiblast–extra-embryonic ectoderm boundary
Learn about the early post-implantation development of mice and humans, including the blastocyst composition and implantation process. This lecture covers the embryonic and extraembryonic tissues involved in this stage of development.
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