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The Endowment for Human Development
The Endowment for Human Development
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The Amnion and Skin

#141, Slide 185 of 312

8 weeks, 2 days

From The Biology of Prenatal Development.Buy Now

Note:

The skin has many surface vessels and is now thicker and much harder to see through. Seeing the beating heart is no longer possible.

Note:

Sometimes the amnion is very easy to visualize.

Label Key:

1. amnion
2. chest wall
3. mouth
4. left forearm
5. lower jaw
6. nipple
All ages referenced to fertilization, not last menstrual period.
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