Concept
Version 6
Created by Boundless
Human Gestation
Development of the embryo
In humans, fertilization occurs soon after the oocyte leaves the ovary. Implantation occurs eight or nine days later. The embryo divides several times as it travels.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Human Pregnancy and Birth. October 17, 2013."
http://cnx.org/content/m44848/latest/Figure_43_07_01.jpg
OpenStax CNX
CC BY 3.0.