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The Endowment for Human Development
The Endowment for Human Development
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#421, Slide 13 of 19

10 weeks, 4 days

From The Biology of Prenatal Development.Buy Now

Label Key:

1. right foot
2. placenta
3. head
4. umbilical cord
5. abdomen
6. left lower leg
All ages referenced to fertilization, not last menstrual period.
Fertilization BeginsThree-Cell EmbryoEarly BlastocystImplantation Well UnderwayThe 4-Week EmbryoVitelline Vessels and Yolk SacHand Plate and Vital OrgansHand, 7 Weeks Pregnant7½-Week EmbryoRight Eye and Facial Profile9-Week Fetus, MRI AnimationExit Stage LeftPosterior Surface of Left ThighStill HidingThe MouthFace, 27-Week FetusFace and Left ForearmReady for Birth and Beyond
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Buy the Biology of Prenatal Development DVD