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The Endowment for Human Development
The Endowment for Human Development
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Central Nervous System

5 weeks, 2 days

From The Biology of Prenatal Development.Buy Now

Note:

A model of the central nervous system (obtained from magnetic resonance imaging of a human embryo) is superimposed over the living embryo.

Label Key:

1. spinal cord
2. midbrain (mesencephalon)
3. amnion along edge of umbilical cord
4. umbilical vein within umbilical cord
All ages referenced to fertilization, not last menstrual period.
Vitelline Vessels and Yolk Sac
Vitelline Vessels and Yolk Sac
The Lower Limbs and Back
The Lower Limbs and Back
Central Nervous System
Central Nervous System
Brain and Spinal Cord
Brain and Spinal Cord
Central Nervous System
Central Nervous System
Heart and Brain
Heart and Brain


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