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

Hormonal Stress Response


4 months, 1 week

From The Biology of Prenatal Development.Buy Now

Script: 4 HÓNAPOS KOR

A 16. hétre az olyan eljárások, mint egy tű beszúrása a magzat hasába, hormonális stresszreakciót váltanak ki, amely noradrenalint vagy norepinephrint bocsát a véráramba.

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
See Snapshots   |   Log in to create a playlist
Movement
Movement
4D Ultrasound
4D Ultrasound
Hormonal Stress Response
Hormonal Stress Response
Vernix Caseosa
Vernix Caseosa
4D Ultrasound
4D Ultrasound
Bronchial Tree
Bronchial Tree
When does health begin? Find out now.
Tell your story. Create your own pregnancy calendar.