This embryo was a 27mm crown-rump length pig embryo from approximately day 56, which was sectioned into 49 slices.
Click on any of the system links below to be taken to a page containing a colour-coded model of that particular system. Viewing of the embryos requires Quicktime, which can be downloaded here. It is recommended that you use the trackbar underneath the models to control their rotation. Alternatively, you can allow the animation to play automatically by hitting ‘play’.
Stage 22 Human Embryo