Primitive placenta: The cells of the
primitive placenta are tunneling into your uterine lining, creating spaces for blood to flow into and bring nutrients and oxygen to your babies later this week.
Not exact matches
The umbilical cord and
placenta are still
primitive at this point, but they've started to deliver oxygen and nourishment to your baby already, which means you should be taking care to make good choices when it comes to your diet.
Those viruslike particles may activate a
primitive virus - fighting system that could help defend embryos from other, more dangerous infections before the immune system or
placenta are available to do so, Wysocka thinks.
That suggests that the cells have gone beyond pluripotency and taken on some characteristics of totipotent cells, which are even more developmentally
primitive and can produce not only embryonic tissues, but also the supporting tissues such as
placenta.