CinemaThe Folding of the Embryo |
Compre AgoraDe The Biology of Prenatal Development. |
Roteiro: Between 3 and 4 weeks, the body plan emerges as the brain, spinal cord, and heart of the embryo are easily identified alongside the yolk sac. Rapid growth causes folding of the relatively flat embryo. This process incorporates part of the yolk sac into the lining of the digestive system and forms the chest and abdominal cavities of the developing human. |
Todas as idades fizeram referência a fecundação, não ao último período menstrual.
|
< Anterior | Veja Instantâneos | Próximo > |