Skip Navigation
The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
Donate Now Get Free Videos

Image Gallery

MRI Model of the Brain

6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Note:

The cerebral hemispheres first appear at about 4

Label Key:

1. mesencephalon
2. diencephalon
3. telencephalon (cerebral hemispheres)
4. metencephalon
5. spinal cord
All ages referenced to fertilization, not last menstrual period.
Head and Left Hand
Head and Left Hand
The Brain, Heart, and Liver
The Brain, Heart, and Liver
MRI Model of the Brain
MRI Model of the Brain
Head and Trunk
Head and Trunk
Right Hand, Trunk, and Head
Right Hand, Trunk, and Head
The Face and Trunk
The Face and Trunk
When does health begin? Find out now.
Tell your story. Create your own pregnancy calendar.