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

Movie Theater

Behavioral States


7 months, 2 weeks

From The Biology of Prenatal Development.Buy Now

Script: During the last 4 months of pregnancy, the fetus displays periods of coordinated activity punctuated by periods of rest. These behavioral states reflect the ever-increasing complexity of the central nervous system.

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
See Snapshots   |   Log in to create a playlist
Fetus Appears Less Wrinkled
Fetus Appears Less Wrinkled
Sound Discrimination
Sound Discrimination
Behavioral States
Behavioral States
4D Ultrasound
4D Ultrasound
4D Ultrasound
4D Ultrasound
Breathing Movements
Breathing Movements
Tell your story. Create your own pregnancy calendar.
Help give babies a healthy start and a healthy future. Donate now.