Implantation Movie

Embryology - 10 Dec 2023 Expand to Translate
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This animation shows the process of implantation, occurring during week 2 (GA week 4) of development in humans.

The beginning of the animation shows adplantation to the the uterus lining (endometrium epithelium). The hatched blastocyst with a flat outer layer of trophoblast cells (green), the inner cell mass which has formed into the bilaminar embryo (epiblast and hypoblast) and the large fluid-filled space (blastocoel).

green cells - trophoblast layer of the conceptus
blue cells - epiblast layer of the bilaminar embryo
yellow cells - hypoblast layer of the bilaminar embryo
white cells - uterine endometrium epithelium
red - maternal blood vessel

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Cite this page: Hill, M.A. (2023, December 10) Embryology Implantation Movie. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Implantation_Movie

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